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Title: Sincere paper and plastic packaging to introduce you to the history of the origins of plastic bags _pj2915464837_pj2915464837
Content: Sincere paper and plastic packaging to introduce you to the history of the origins of plastic bags [Original 2014-4-12 9:00:23] Word Count: 1845, living in the northwestern city of Basel, Switzerland, a chemist at Cybertron when doing experiments at home, accidentally ran into the table of concentrated sulfuric acid and nitric acid, he quickly picked up his wife's cloth aprons mixed acid to wipe the table. After hectic, he will hang on to the stove to dry aprons, aprons unexpectedly "poof" burned up, instantly reduced to ashes. Cybertron with the "significant discovery" back to the lab, constantly repeated "accident." After several tests, Cybertron finally found the reason: the original cloth aprons main ingredient is cellulose, mixed it with concentrated sulfuric acid, concentrated
