Question

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What is Polymer and Polyester​

Answer 1

Answer:

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Answer 2

Answer:

Polyester is a category of polymers that contain the ester functional group in every repeat unit of their main chain. As a specific material, it most commonly refers to a type called polyethylene terephthalate (PET). ... Cotton-polyester blends can be strong, wrinkle- and tear-resistant, and reduce shrinking.