I understand that poly means “many” or something along those lines. But whenever I hear something with poly in the name it feels like it gives literally no additional info other than it has two or more of something. Is it more than a specified number? I’m confused.
**P**oly **v**inyl **c**hloride = repetition of [vinyl (two carbons in a single bond) chloride (with a chlorine atom attached to one of the carbons] = **PVC**
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