paper General printing paper production is divided into two basic processes， pulp and paper pulp is to use mechanical method， chemical method or combination of both dissociation into unbleached pulp or plant fiber。

They had no paper in the world， people have to bamboo， animal bones， stone and other items on the write said to be China#39s Cai Lun invented paper， but now there is another way of saying that the。

We should cherish each a piece of paperOptional waste paper is bad behaviorToo much waste paper，can make the earth#39s resources gradually get hurtPaper is made from the tree，and we want to protect t。

In its beginning age， before the invention of paper， the turtle shell， animal bone， golden stone， bamboo slips， wood and cloth were used for recording and remembering thingsAD 105 is often cited as the。

How much paper you use every day？ How much paper you one week？ How much a month to a year to use your paper？ The result is amazing A piece of paper come from？ Paper is from a tree quotchangequot to。

According to legend，in BC 105 yuan，Cai Lun successfully invented papermaking，paper predecessors，he summed up the experience，through trial and error，with the bark，hemp，rags，old fishing nets and other materials。

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