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Plastic
Introduction to plastics
| Question | Answer |
|---|---|
| Plastics are a group of materials made up of | Long chain molecules. |
| A large group of them are known as | HydroCarbons because they consists of both hydro and carbon atoms in various combinations with other atoms. |
| Plastics are becoming..... | more popular by replacing more traditional materials for example: the kettle was originally made out of metal but has been replaced by plastic |