INTRODUCTION TO PLASTICS
A material that contains as an essential ingredient one or more organic polymeric substances of large molecular weight, is solid in its finished state, and, at some stage in its manufacture or processing into finished articles, can be shaped by flow. It smells similar like new polyethylene plastic bags. This smell hints either to a sort of smooth plastic coating or is caused when the very fresh latex was sealed into a smelly plastic bag.
MAIN TYPES OF PLASTICS
There are many different types of plastics made every day, but these are the seven main types of plastic:
1. Polyethylene Terephthalate (PETE)
Polyethylene terephthalate is a plastic resin of the polyester family that is used to make beverage, food and other liquid containers. It is also one of the most important raw materials used in man-made fibers. It may exist both as an amorphous (transparent) and as a semi-crystalline (opaque and......
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