Synthetic Fibres and Plastics

Fill in all the gaps, then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. You can also click on the "[?]" button to get a clue. Note that you will lose points if you ask for hints or clues!

1. is used for making bottles, utensils, films etc.

2. is artificial wool.

3. can be moulded into any shape and can be recycled.

4. gets deformed easily on heating.

5. Examples of thermoplastic are Polythene and .

6. Bakelite and melamine are plastics.

7. is used for floor tiles, kitchenware.

8. All the synthetic fibres ar prepared by a number of processes using raw materials of petrolium origin called .

9. Those materials which are not easily decomposed by natural processes are called .

10. Plastics which once moulded cannot be softened are called plastics.