Sagot :
Answer:
Plastic Definition and Composition
Plastic is any synthetic or semisynthetic organic polymer. In other words, while other elements might be present, plastics always include carbon and hydrogen. While plastics may be made from just about any organic polymer, most industrial plastic is made from petrochemicals. Thermoplastics and thermosetting polymers are the two types of plastic. The name "plastic" refers to the property of plasticity, the ability to deform without breaking.
Explanation:
•Examples of Plastics
Examples of PlasticsPlastics are often referred to by the acronyms for their chemical formulas:
-Polyethylene terephthalate: PET or PETE
-High-density polyethylene: HDPE
-Polyvinyl chloride: PVC
-Polypropylene: PP
-Polystyrene: PS
-Low-density polyethylene: LDPE
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