Question

explain why not all plastic are the same

Answer 1

Answer:

Plastics aren't simply one material made the same way every time. Although plastics can be broken down into broad types or categories, there actually are thousands of different plastics, each with its own composition and characteristics. One plastic may block oxygen from reaching food.

PLEASE MARK ME AS THE BRAINLIEST

Answer 2

Explanation:

Plastics must be separated into individual types. Each type is shown by a number on the bottom: 1, 2, 3, 4, 5, 6, or 7. Each number stands for a different resin (a different chemical). Each resin reacts differently when it is reprocessed into a new item, because different resins melt at different temperatures