Abbreviations

Coated printing papers

WFC wood-free coated paper
MWC medium-weight mechanical coated paper
LWC light-weight mechanical coated paper
MFC machine finished mechanical coated paper

Uncoated printing papers

WFU uncoated wood-free paper
SC super-calendered wood-free or mechanical paper
MFS machine-finished special paper

CIE - Commission Internationale de l'Eclairage = International Lightning Commission 
DIN -Deutsches Institut für Normung
CFS -coated free sheet
CGW -coated groundwood
FWA -fluorescence whitening agent
IGT -Institute for Graphic Technology
ISIT -ink surface interaction test
ISO -International Standardization Organization
K -Kelvin
LWC -light-weight coated
MFC -machine finished coated
MFS -machine finished speciality
MWC -medium-weight coated
OBA -optical brightening agent
PPI -pages per inch
PPS -Parker Print-Surf
SC -super calendered
TAPPI -Technical Association for the world-wide Pulp, Paper and converting Industry
UFS -uncoated free sheet
UGW -uncoated groundwood
UV -ultraviolet
WFC -wood-free coated
WFU -wood-free uncoated