Look at the paper in the picture carefully. Is there anything different from your notebook paper? This kind of paper feels as soft as your notebook paper. It’s also easy to write on. But do you know, this kind of paper is made from stone?
As we know, stone is easy to get on the earth, so it’s cheap. And the stone paper is about 20% to 30% cheaper than ordinary paper. The stone paper causes little pollution and helps protect the environment, because it makes tree and water free. The following table shows what is needed to make one ton of stone paper and one ton of ordinary paper.
Ingredients
(成份)
One ton of
Trees
Water
Bleach
(漂白剂)
Stone
Additives
(添加剂)
Stone paper
No
No
No
0.8 ton
0.2 ton
Ordinary paper
5 tons
72 M3
Yes
0.2-0.3 ton
0
Now in Beijing, some students begin to use stone paper to do their homework. And during the two sessions (两会) in 2011, stone paper was also used.
