-Animal Glue(Chemical) is made of animal skin or bone,such as ... Light yellow or brown grain - for book,wood,glass, - Animal Glue(Chemical) is made of animal skin or bone,such as ... or pork,is used for paper,carton,match etc as stick additive - yellow in pear appearance- Use direction: Add 2 to ... 4 times more cold water than the glue, after it got expanded, heat it up and make it ...