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WorksheetsPaper production
Total questions: 13
Worksheet time: 10mins
What is the weight of paper?
40 - 120 g/m2
less than 40 g/m2
120 - 200 g/m2
more than 200g/m2
Nedvszívóképesség
Water resistance
Hygroscopy
Grainline
Tensile Strength
Szálirány
Water resistance
Hygroscopy
Grainline
Tensile Strength
Szakító szilárdság
Water resistance
Hygroscopy
Grainline
Tensile Strength
A0 paper is
1000*1414mm
1 squaremeter
841*1189mm
210*297mm
A4 paper is
8,3*11,7 inches
1 square meter
841*1189 mm
210*297 mm
Bristol paper is
for art
ideal for stamping, embossing, folding
very light
used for newspaper print
Coated paper is....
high quality
There is only one kind of it
smooth surface
can be antique and it is inexpensive
Paper was invented in
China
in the U.S.A
in Britain
in Egypt
Paper was invented by
Ts'ai Lun
Chinese Han
Colombus
Vesco de Gama
NOT a Raw material for paper:
Hardwood
reeds and grasses
glue
plastic
Environmental problems with paper production
Water pollution
Air pollution
Deforestation
Smog
Saving 1 ton of paper saves
10 gallons of water
587 pounds of air pollution
20 elephants
15 monkeys
