Environmental Glossary
 Financial Glossary
 Technical Glossary
Environmental Glossary

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AOX
Adsorbable organic halogen compounds. A collective term for the amount of Chlorine or other halogens bound to organic matter, in waste water, for example.

Bio-fuels
Fuels derived from renewable raw materials, such as bark, black liquor or logging residuals.

Biotope
An area of habitat that is naturally distinct as a result of its local climate, soil conditions, flora and fauna.

BOD
Biological Oxygen Demand - A measure of the amount of oxygen consumed by micro-organisms as they break down organic matter in effluent during a certain period.

CO2
Carbon dioxide - Carbon dioxide is formed during combustion and certain natural processes. Trees utilise carbon dioxide as they grow, through photosynthesis. Increasing amounts of Carbon dioxide in the atmosphere are widely believed to contribute to climate change.

COD
Chemical Oxygen Demand - A measure of the amount of oxygen required for the total chemical breakdown of organic substances in water by chemical oxygen-consuming substances.

CSA Z809
Forestry certification criteria of the Canadian Standards Association Program for Sustainable Forest Management.

DJSI STOXX
The Dow Jones pan-European sustainability benchmark.

DJSI World
Assesses economic, environmental and social aspects of companies in the Dow Jones Global Index.

ECF
Elemental chlorine-free. Pulp bleached without the use of any elemental chlorine, although chlorine compounds like chlorine dioxide may be used.

EMAS
Eco-Management and Audit Scheme - A voluntary environmental management system applicable in Europe, based on the EU regulation.

EMS
Environmental Management System

Eutrophication
Increased plant production caused by increase of available nutrients, most commonly Phosphorus and/or Nitrogen.

FFCS
Finnish Forest Certification System

FSC
Forest Stewardship Council

FTSE4Good Index
The FTSE4Good Index series includes socially responsible companies. FTSE is jointly owned by the London Stock Exchange and The Financial Times.

ISO
International Organisation for Standardisation

ISO 14001
A global standard created for corporate environmental management systems by the International Organisation for Standardisation.

LCA
Life Cycle Assessment - A method for assessing the environmental impacts of a product "from cradle to grave".

m3 sub
Cubic metre of wood, solid under bark.

Moratorium
An agreed period when no wood is procured from a certain area.

Nitrogen
An element common as a gas in the atmosphere. Excessive concentrations of Nitrogen compounds in water, together with Phosphorus compounds and organic substances, can lead to increased biological activity in water, through eutrophication.

NOx
A collective term for the Nitrogen oxides formed during combustion, which can contribute to the acidification of soil and water.

PEFC
Pan-European Forest Certification

Phosphorus
An element. Excessive concentrations of Phosphorous compounds in water, together with Nitrogen compounds and organic substances, can lead to increased biological activity in water, through eutrophication.

Recovered fibre
Used paper and board separately collected for re-use as fibre raw material in paper and board manufacture.

Recovered paper
See recovered fibre.

Recycled paper
Paper that has been produced from recovered fibre.

SFISM
Sustainable Forestry Initiative of the American Forest & Paper Association

SFM
Canadian Standards Association Program for Sustainable Forest Management

SO2
Sulphur dioxide - A gas formed when fuels that contain Sulphur, such as oil and coal, are burned. Sulphur dioxide contributes to the acidification of soil and water.

TCF
Totally chlorine-free. Pulp bleached without the use of any chlorine or chlorine compounds.

Abbreviations and conversion table for units of measurement
TJ: Terajoule (1 000 billion joules)
GWh: Gigawatt-hours (1 billion watt-hours)
TWh: Terawatt-hours (1 000 billion watt-hours)
ha: Hectare (10 000 m2 or 100x100 m)
1 cubic metre = 264.1 gallons
1 metric tonne = 1.1025 short tons
1 GJ = 0.9473644 million BTU
1 cubic metre of solid wood under bark = 0.429 Great Lakes rough cords

Financial Glossary

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Cash earnings per share
Formula: (Profit for the period + depreciations) / Average number of shares

Dividend yield
Shows the amount of dividend in proportion to a share's market price. The price used is usually the market price at the end of the period under review, for example the end of a financial year.
Formula: 100 x Dividend per share / Share price at the close of the period

Debt/Equity ratio
Shows the amount of net debt in proportion to equity capital. Stora Enso's target is a debt/equity ratio at or below 0.8
Formula: Interest-bearing net liabilities / (Equity + minority interests)

Dividend per share
Formula: Dividend for the period / Number of shares

Earnings per share
Formula: Profit for the period / Average number of shares

Equity per share
Shows how much of a company's equity one share represents. If the market price is greater than the equity per share, the market believes that the company will generate extra value.
Formula: Equity / Number of shares at the close of the period

Equity ratio (%)
Shows the amount of equity in proportion to total assets. Formula: 100 x (Equity + minority interests) / Total assets

Interest-bearing net liabilities
Formula: Interest-bearing liabilities - interest-bearing assets

Payout ratio (%)
Shows how much of a company's profit is distributed as dividend. Stora Enso's target is to distribute a third of profits as dividend over the business cycle.
Formula: 100 x Dividend per share / Earnings per share

P/E (Price/earnings ratio)
Shows a share's market price in proportion to its earnings. Calculated by dividing the share price by the reported or forecast annual earnings per share. For an investor this means that, if the P/E ratio is 10, the price is equivalent to ten years' earnings. The figure illustrates expectations of future company growth. In comparisons, it is best used for companies operating in the same field.
Formula: Share price / Earnings per share

ROOC (%)
Return on Operating Capital
Shows how productively a company is using its operating capital. Stora Enso uses this formula for the product areas. Formula: 100 x Operating profit / Operating capital *1) *2)

ROCE (%)
Return on Capital Employed
Shows the same as ROOC, but with operating capital reduced by net tax liabilities. It is used as a corporate key figure in Stora Enso. The company's target for ROCE is 13% over the cycle.
Formula: 100 x Operating profit / Capital employed *1) *2)

ROE (%)
Return on Equity
Formula: 100 x (Profit before tax and minority items - taxes) / (Equity + minority interests) *2)

*1) Capital employed = Operating capital - Net tax liabilities
*2) Average for the financial period

Technical Glossary

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Absorbency
Ability of a paper or board to take up and retain a liquid with which it is in contact

Art paper
Paper, normally wood-free, suitable for 4-colour printing, evenly coated with a fine clay compound, which creates a hard smooth surface on one or both sides

Ash content
Residue left after complete combustion of paper at high temperature, generally expressed as a percentage of the original test sample and represents filler content in the paper

Bale
Solid pressed packaging unit of pulp

Beating, refining
Mechanical treatment of pulp fibres to develop their paper technical properties, such as ability to bond each other

Biological durability
Natural resistance against fungi

Bisulphite pulp, sulphite pulp
Chemical pulp produced by cooking woodchips in a solution of sulphur dioxide and ammonium-, calcium-, sodium- or magnesium-sulphite

Black liquor
Mixture of cooking chemicals and dissolved wood material remaining after sulphate cooking; recovered during pulp washing, concentrated by evaporation and burned in the recovery boiler to regenerate the cooking chemicals and generate energy

Blade coating
Most widely used coating method in which excess coating material is scraped off by a blade

Bleaching
Removal and/or modification of coloured components in pulp to improve brightness carried out in one or several consecutive stages

Book paper
Classification of paper that includes various grades and many finishes, among the grades being uncoated book paper and coated book paper used by printing establishments, publishers, etc

Broke
Paper or board discarded during manufacture or converting of paper; usually repulped

Bulk, specific volume
Reciprocal of paper density, also known as specific volume

Bulk product
Mass-produced product usually in compliance with standard specifications, e.g. newsprint

Bulking thickness
Thickness of a pack of sheets divided by the number of sheets in the pack

Calendering
Operation carried out by means of a calender on the, at least partially, dried paper or board, with the aim of improving the finish, the process permitting some control of the thickness of the paper

Caliper, thickness
Thickness of paper and board

Canadian Lumber Standard, CLS
Canadian lumber standard = framing timber for house building

Chemical pulp
Pulp produced by using cooking chemicals which dissolve lignin, the glue in the wood, to release the cellulose fibres

Chemi-thermomechanical pulp, CTMP
Chemi-thermomechanical pulp; pulp produced by refining chemically impregnated, pre-heated woodchips

China clay, kaolin
Mineral used in papermaking, as both filler and coating pigment

CIE whiteness
Degree of whiteness measured according to recommendations of the CIE (Commission Internationale de l'Eclairage)

CKB, Coated Kraft Back Boards
Board consisting of either bleached chemical pulp or a mineral-coated top layer or both, an unbleached back and a middle layer of unbleached chemical and/or mechanical pulp; used for packaging food and non-food products

CLS, Canadian Lumber Standard
Canadian lumber standard = framing timber for house building

Coated fine paper, graphic paper
Fine paper with a pigmented surface layer which increases the uniformity of the printing surface and provides improved printing properties, particularly for the reproduction of illustrations

Coated Kraft Back Boards, CKB
Board consisting of either bleached chemical pulp or a mineral-coated top layer or both, an unbleached back and a middle layer of unbleached chemical and/or mechanical pulp; used for packaging food and non-food products

Coating
Process by which paper or board is coated with an agent to improve its brightness and/or printing properties or its barrier properties; layer of extruded plastic on paper and board provides barrier properties or good printability for the substrate; layer of pigments and binding materials, such as latexes, improves printability of paper and board

Core
Spirally wound tube produced from coreboard, around which paper and board rolls, plastic film rolls and textile yarn rolls are wound

Coreboard
board produced from recovered papers, sometimes combined with a small proportion of primary wood pulp; used to produce paper cores

Corewood, heartwood
Wood located in the centre of the trunk and often darker in colour than the surrounding wood

Corrugated board
Container board consisting of one or several fluted filler boards (corrugating medium), glued to a surface layer of liners (kraftliner, testliner) consisting of one or several layers, used in containers

CTMP, chemi-thermomechanical pulp
Chemi-thermomechanical pulp; pulp produced by refining chemically impregnated, pre-heated woodchips

CUK, Coated Unbleached Kraft
Boards used for food and non-food cartons consisting of a bleached chemical pulp or a mineral-coated top layer or both, an unbleached back and unbleached chemical and/or mechanical pulp middle layers

Cupstock
Plastic-coated board used for paper cup production; suitable for cups for cold or hot beverages and for food and non-food packaging

Decay resistance
Wood's resistance to attack by decay fungi

Deinked pulp, DIP
Wastepaper pulp which has been de-inked through chemical or mechanical processing

Digital printing machine
Printing machine that prints direct from a computer data file onto paper, using the same image transfer techniques as are used in copiers and printers; often includes binding operation

Digital printing paper
Paper or board specially designed to be used in digital printing machines

DIP, deinked pulp
Wastepaper pulp which has been de-inked through chemical or mechanical processing

Directory paper
Paper made in different colours, for printing characteristics required by telephone directories and other similar publications, mainly from mechanical pulp and DIP, lighter and thinner than newsprint

Dominant wave length
Wavelength of the monochromatic component of the colour mixture that matches the evaluated shade of the newsprint specifies the colour of paper

Durability, natural durability
Natural resistance of wood to attack by decay fungi, insects and marine borers

ECF, Elementary Chlorine Free pulp
Pulp bleached without using elemental chlorine (chlorine gas)

Elementary Chlorine Free pulp, ECF
Pulp bleached without using elemental chlorine (chlorine gas)

Excitation purity
Lightness or darkness of the colour (defined with dominant wavelength)

FBB, Folding Boxboard
Multi-layer board, often mineral-coated, with an outer layer of sulphate (kraft) pulp and middle layer of mechanical pulp (groundwood, pressure groundwood or TMP; in top grades CTMP pulp may also be applied); used primarily for consumer cartons for packaging of dry and moist foods, cigarettes and other consumer products; also used in the graphic industry for catalogue covers, postcards and folders, etc.

Folding Boxboard, FBB
Multi-layer board, often mineral-coated, with an outer layer of sulphate (kraft) pulp and middle layer of mechanical pulp (groundwood, pressure groundwood or TMP; in top grades CTMP pulp may also be applied); used primarily for consumer cartons for packaging of dry and moist foods, cigarettes and other consumer products; also used in the graphic industry for catalogue covers, postcards and folders, etc.

Filler
Substance (often white pigment) added to the furnish in order to improve paper properties

Fillet, moulding
An oblong piece of wood with constant (and relatively small) cross-section, normally shaped to fit against a planed surface and most frequently profiled

Fine paper
Printing, writing and office papers of the finest quality, produced from a bleached chemical pulp with very little or no mechanical pulp; either coated or uncoated

Finger-joint, glued timber joint
glued length-wise jointing of timber pieces used in load-bearing structures

Fluff pulp
Special sulphate (kraft) or CTMP pulp that takes on a cotton-like appearance after dry defibration, used for absorbent materials such as nappies and feminine hygiene products

Fully bleached pulp
Pulp that has been bleached to the highest brightness attainable

Furnish

Mixture of pulps and fillers which are processed by the paper machine to make paper

Further processed
Treated industrially or chemically to gain added value

Gloss finish
Shiny and highly reflective surface quality of paper obtained by gloss calandering

Gloss paper
Coated paper with a smooth, high-white and glossy surface that offers excellent picture printing quality

Glued timber joint, finger-joint
Glued length-wise jointing of timber pieces used in load-bearing structures

Glulam, laminated timber
Product which is laminated by gluing two or more timber pieces together

Grade
Classification of papers differentiated from each other on the basis of their content, appearance, manufacturing history, and/or their end use

Grammage, gsm
Mass of paper or board divided by area, typically expressed as g/m2; one of the basic units to specify a paper grade

Graphic paper, coated fine paper
Fine paper with a pigmented surface layer which increases the uniformity of the printing surface and provides improved printing properties, particularly for the reproduction of illustrations

Gravure printing, rotogravure
Printing process where the image is engraved (electronically or chemically) in the form of cells in the surface of a metal cylinder

Greyboard
Board made of recovered fibres and used for cartons and boxes in various packaging applications, as dividers, display boards and for book-binding; often laminated with other papers and boards

Groundwood pulp, mechanical pulp
Mechanical pulp manufactured by grinding wood against, e.g., a grindstone

Gsm, grammage
Mass of paper or board divided by area, typically expressed as g/m2; one of the basic units to specify a paper grade

Hardwood
Wood from a deciduous broad-leaved tree (such as birch, oak or beech) as distinguished from that of conifers

Heartwood, corewood
Wood located in the centre of the trunk and often darker in colour than the surrounding wood

High finish paper
Machine-calendered newsprint (= standardized printing paper produced from mechanical pulp)

HWC, heavy-weight coated paper
Coated paper produced from mechanical and chemical pulp used for special and general interest magazines, catalogues and advertising materials; coated to provide a high-quality printing surface

Improved newsprint
Newsprint type of paper made from bleached mechanical pulp or DIP for four-colour printing; different brightness levels

ISO brightness, diffuse blue reflectance factor
Intrinsic reflectance factor at an effective wavelength of 457 nm; measure for the brightness of paper

Joinery
Wooden components of a building, such as stairs, doors, door and window frames, viewed collectively

Kaolin, China clay
Mineral used in papermaking, as both filler and coating pigment

Kiln drying
Drying of green wood in kilns to required end use or trading moisture contents

Kraft, kraft paper
High-strength paper made almost entirely of unbleached kraft pulp

Kraftliner
Facing board used, for example, as an outer ply in corrugated board

Kraft paper, kraft
High-strength paper made almost entirely of unbleached kraft pulp

Kraft sack paper, sack paper
Paper used for the production of bags and sacks made from sulphate (kraft) pulp, with high strength properties

Label paper
One-sided machine-coated or cast-coated paper for labels for the beverage and food industry

Lacquered
Coated or sprayed with lacquer

Laminated
Product overlaid with a layer of plastic foil or veneer

Laminated timber, glulam
Product which is laminated by gluing two or more timber pieces together

Laminating base paper, laminating paper
Saturating base kraft paper and phenolic resin impregnated paper

Laminating paper, laminating base paper
Saturating base kraft paper and phenolic resin impregnated paper

Length packaged
Package of timber consisting of one timber length

Light-weight coated paper, LWC
Paper produced from mechanical and chemical pulp coated to provide a high-quality printing surface and used for special and general interest magazines, catalogues and advertising materials

Lignin
Polymer, which binds the fibres in the wood together and gives them stiffness

Liquid Packaging Board, LPB, milkstock
Plastic-coated board (FBB, SBS, SUS and CKB) used for the packaging of liquid foods, such as milk or juice, and often high-barrier-coated or foil-laminated for long-life beverages

Log handling, log sorting
Sorting of cut off or fallen trunks of trees

Long fibre pulp
Pulp produced from softwood (softwood pulp)

Low moisture absorbency
Reduced water uptake of wood

LPB, Liquid Packaging Board, milkstock
Plastic-coated board (FBB, SBS, SUS and CKB) used for the packaging of liquid foods, such as milk or juice, and often high-barrier-coated or foil-laminated for long-life beverages

Lumber
Wood (= usu sawn timber) used for or suitable for building (e.g. a house or boat) or for carpentry or joinery

LWC, light-weight coated paper
Paper produced from mechanical and chemical pulp coated to provide a high-quality printing surface and used for special and general interest magazines, catalogues and advertising materials

m3
Cubic metre used, for example, to express the amount of wood

Machine-finished coated paper, MFC
Paper used for special and general interest magazines, catalogues and advertising materials produced from mechanical and chemical pulp for which soft calendering gives a matt finish to the surface

Machine-finished paper, MF
Paper used for special and general interest magazines, catalogues and advertising materials produced from mechanical and chemical pulp for which soft calendering gives a matt finish to the surface

Machine stress-rated lumber, MSR lumber
Dimension lumber that has been evaluated by mechanical stress-rating equipment used to measure the stiffness of the material and sort it into various modulus of elasticity (E) classes mechanical or non-mechanical testing methods

Matt finish
Matt calendered surface resulting a dull finish to the surface of paper and board and having a diffuse reflection; opposite of gloss finish

mc, moisture content
Weight of water contained in wood, expressed as a percentage of the weight of the oven dry wood

Mechanical pulp
Pulp produced by mechanically grinding logs or wood chips; used mainly for newsprint

Mechanical pulp, groundwood pulp
Mechanical pulp manufactured by grinding wood against, e.g., a grindstone

Medium-weight coated paper, MWC
Medium-weight coated paper; paper used for special and general interest magazines, catalogues and advertising materials produced from mechanical and chemical pulp paper is coated to provide a high-quality printing surface

MF, machine-finished paper
Paper used for special and general interest magazines, catalogues and advertising materials produced from mechanical and chemical pulp for which soft calendering gives a matt finish to the surface

MFC, machine-finished coated paper
Paper used for special and general interest magazines, catalogues and advertising materials produced from mechanical and chemical pulp for which soft calendering gives a matt finish to the surface

MG kraft paper
One-sided calendered paper used for paper bags, wrapping paper, carrier bags, flexible packaging, etc produced mainly from sulphate (kraft) pulp

Milkstock, LPB, Liquid Packaging Board
Plastic-coated board (FBB, SBS, SUS and CKB) used for the packaging of liquid foods, such as milk or juice, and often high-barrier-coated or foil-laminated for long-life beverages

Moisture content, mc
Weight of water contained in wood, expressed as a percentage of the weight of the oven dry wood

Moulding, fillet
An oblong piece of wood with constant (and relatively small) cross-section, normally shaped to fit against a planed surface and most frequently profiled

MSR lumber, machine stress-rated lumber
Dimension lumber that has been evaluated by mechanical stress-rating equipment used to measure the stiffness of the material and sort it into various modulus of elasticity (E) classes mechanical or non-mechanical testing methods

MWC, medium-weight coated paper
Medium-weight coated paper; paper used for special and general interest magazines, catalogues and advertising materials produced from mechanical and chemical pulp paper is coated to provide a high-quality printing surface

Natural durability, durability
Natural resistance of wood to attack by decay fungi, insects and marine borers

Neutral sulphite pulp, NSSC
Semi-chemical pulp produced by cooking woodchips in a neutral sulphite solution

Newspaper, newsprint
Unsized and uncoated paper manufactured mainly from mechanical pulp or DIP and intended for daily newspapers and similar printed matter; grammage 40-52 g/m2

Newsprint, newspaper
Unsized and uncoated paper manufactured mainly from mechanical pulp or DIP and intended for daily newspapers and similar printed matter; grammage 40-52 g/m2

NSSC, neutral sulphite pulp
Semi-chemical pulp produced by cooking woodchips in a neutral sulphite solution

Office paper, uncoated fine paper
Printing, writing or office paper of the finest quality, produced from a bleached chemical pulp with very little or no mechanical pulp

Off-machine coating
Application of adding coating to the paper on a separate coating machine (coater) off the paper machine

Offset press
Printing press using an offset method where the image is transferred from the plate cylinder onto paper via blanket, plate or impression cylinder

Opacity
Property of paper that prevents show-through of printing, the opposite of transparency

Optical characteristics
Characteristics of the appearance of paper or board, the most important of which are shade, brightness, opacity and gloss

Oxygen bleaching
Lignin removal process using oxygen gas, alkali solution and stabilising substances

Permeability
Ability of a surface or coating of paper to allow passage of a gas, liquid or vapour

Permeance, porosity
Combined volume of the pores, capillaries and other voids between the fibres and fillers in a paper

Phenolic resin impregnated paper
Paper saturated with phenolic resin (= resin made by the polymerisation of a phenol with an aldehyde, used as a binder for cores and sand moulds)

Planed
Lumber or board that have got a smooth finish by planing

Plastic coating and laminating
Coating of paper and boards by polymers, typically polyethylene, and/or laminating with other materials, typically aluminium foil, plastic film or other paper and board

Plate
Any material used to make a printed impression by letterpress, gravure or lithography

Porosity, permeance
Combined volume of the pores, capillaries and other voids between the fibres and fillers in a paper

Press
Sets of opposing parallel rolls in a paper machine through which the paper web passes during manufacture and between which it is subjected topressure, at the same time increasing the dryness of the paper

Primary fibre, virgin fibre
Wood fibre never before used to make pulp, paper or board

Printability
Function and interaction of paper with other components, e.g. the ink in the printing process; subjective assessment judged from the printing result and covering all the paper properties that influence the results of printing an image. Compare runability

Printing paper
Paper specially designed for printing, e.g. newsprint and magazine paper

Processed softwood product
Timber product produced from wood of coniferous trees (e.g. pine)

Profile board
Board with a special shape, as seen from a side view

Purity
cf. excitation purity

Ream
Five hundred sheets of paper cut to a specific size

Recovered paper
Used paper and board separately collected for re-use as fibre raw material in paper and board manufacture

Recovered fibre
see recovered paper

Recycled paper
Paper that has been produced from recovered fibre

Reel-fed web offset printing
Printing on a continuous roll of paper in a printing press which uses a curved printing plate mounted on the plate cylinder

Refining, beating
Mechanical treatment of pulp fibres to develop their paper technical properties, such as ability to bond each other

Rejects
Material created in paper making and refinement which is removed and discarded during the cleaning of pulp/stock; usually used as repulped

Rotogravure, gravure printing
Printing process where the image is engraved (electronically or chemically) in the form of cells in the surface of a metal cylinder

Roughness
Degree of roughness of the surface of paper; opposite to smoothness.

Runability
Feature covering all the paper properties that create a trouble-free run through a paper machine or printing press (also how well cartons run on an automatic packaging line); see printability

S2S
Surfaced on two sides, rough lumber surfaced on the top and the bottom

S4S
Surfaced on four sides, lumber milled and surfaced on all four sides

Sack paper, kraft sack paper
Paper used for the production of bags and sacks made from sulphate (kraft) pulp, with high strength properties

Sapwood
Outer layers of a stem, which, in a live tree, are composed of living cells and conduct water up the tree

Saturated Base Kraft, SBK
Brown Absorbex Kraft Paper produced from unbleached sulphate pulp made from sawdust with good wet strength, used mainly in decorative high-pressure laminates (HPL); White Absorbex Kraft Paper is manufactured from bleached sulphate pulp and is used for electrical applications

Sawing line
Production line for converting log raw material to timber and by-products (chips and sawdust)

Sawmilling
Industry in which power-driven machines saw and plane timber

Sawn softwood products
Timber products that are produced from the wood of coniferous trees (e.g. pine, spruce)

SBK, Saturated Base Kraft
Brown Absorbex Kraft Paper produced from unbleached sulphate pulp made from sawdust with good wet strength, used mainly in decorative high-pressure laminates (HPL); White Absorbex Kraft Paper is manufactured from bleached sulphate pulp and is used for electrical applications

SBS, Solid Bleached Sulphate Board
Board consisting of one or several layers of bleached chemical pulp, often also pigment-coated, used in the graphic industry and for various consumer cartons for packaging dry and moist food products and in the non-food sector typically for cigarette and luxury goods cartons

SC, super-calendered paper
Uncoated paper that has been highly calendered in a supercalender in order to obtain a smoother surface and higher gloss than machine-finished paper; used for magazines, printed advertising material, catalogues and direct marketing

SC fluting
Board made from unbleached semi-chemical pulp and used as a middle layer for corrugated boards

Screening
Separation of suspended material into fractions according to form, size and density with the aid of one or more screens

Sheet-fed offset printing
Offset printing where individual pieces of paper are fed into the press

Shives
Small bundles of fibres in pulp or paper that have not been separated completely during pulping

Short fibre pulp
Pulp produced from hardwood (hardwood pulp; e.g.. birch, beech, eucalyptus)

Silk matte paper
Coated paper with non-reflecting surface and high whiteness suitable for printed matter with large blocks of text, providing excellent picture printing characteristics

Sizing
Process where a sizing agent (e.g. starch) is added to the paper to increase strength and decrease absorbance

Smoothness
Degree of evenness and regularity of the surface of a paper sheet; opposite to roughness

Softwood
Wood of pine, spruce, or other conifers; with the advantage of having long fibres which enhance the strength of paper

Solid Bleached Sulphate Board, SBS
Board consisting of one or several layers of bleached chemical pulp, often also pigment-coated, used in the graphic industry and for various consumer cartons for packaging dry and moist food products and in the non-food sector typically for cigarette and luxury goods cartons

Specialty paper
Coated and uncoated paper designed and produced to meet the unique packaging, printing and labelling needs of customers with diverse and specialised paper needs; e.g. household papers, sanitary papers, base paper of wallpapers, labels, sack papers, wrapping papers, envelopes, packaging, flexible packaging and industrial papers

Specific volum, bulk
Reciprocal of paper density, also known as specific volume

Stained, discoloured
Lumber infected by blue-stain fungus causing blue colour

Standard newsprint
Used for newsprint when there is a need to stress that it is question of the basic newsprint

Stress grade
Measure describing the strength of structural timber

Substance
Particular kind of matter with uniform properties

Sulphate pulp, kraft pulp
Chemical pulp produced by cooking woodchips in an alkaline solution of sodium hydroxide and sodium sulphide

Sulphite pulp, bisulphite pulp
Chemical pulp produced by cooking woodchips in a solution of sulphur dioxide and ammonium-, calcium-, sodium- or magnesium-sulphite

Super-calendered paper, SC
Uncoated paper that has been highly calendered in a supercalender in order to obtain a smoother surface and higher gloss than machine-finished paper; used for magazines, printed advertising material, catalogues and direct marketing

TCF, Totally Chlorine Free
Pulp bleached without chlorine and chlorine compounds

Tearing resistance
Mechanical property of paper, force needed to tear paper

Testliner
Linerboards made partly or wholly from recovered fibres, range covering unbleached, white top, mottled and coated grades, used for surface layers of corrugated boards

Thermowood
Heat-treated timber

Thickness, caliper
Thickness of paper and board

TMP, thermomechanical pulp
Mechanical pulp produced by the pressurised pre-steaming of woodchips prior to defibration in a refiner

Totally Chlorine Free, TCF
Pulp bleached without chlorine and chlorine compounds

Truck packaged
Package of timber with random lengths

Uncoated fine paper, office paper
Printing, writing or office paper of the finest quality, produced from a bleached chemical pulp with very little or no mechanical pulp

Wastepaper
Used paper, such as newspapers, magazines and office paper, that is collected for recycling and reuse

Web fed offset printing, web offset
Offset printing on a roll of any substrate that passes continuously through a printing press

Web offset, web fed offset printing
Offset printing on a roll of any substrate that passes continuously through a printing press

Wellenstoff
Board made from recovered fibres and used as a middle layer for corrugated board

White Lined Chipboard, WLC
Board made mainly or wholly from recovered fibres, often mineral coated, and used for consumer cartons for dry food and non-food products as well as graphical end-uses

Virgin fibre, primary fibre
Wood fibre never before used to make pulp, paper or board

WLC, White Lined Chipboard
Board made mainly or wholly from recovered fibres, often mineral coated, and used for consumer cartons for dry food and non-food products as well as graphical end-uses

Wood extractive
Metabolic substance in wood, not an integral part of the cellular structure, that can be removed by solution in hot or cold water, ether, benzene, or other solvents that do not react chemically with wood substance

Wood preservative
Product containing pesticides which protect wood from pests and rot

Wood procurement
Purchase, harvesting and transport of wood to the mill

Wood protection
Using preservatives to protect timber from insects, rotting, weathering or wearing with chemicals (coats, paint and impregnation compounds)