c3
- Created by: Jenboblolha
- Created on: 16-12-15 19:32
Other questions in this quiz
2. which of these reasons is wrong; "toymakers use PVC because..."
- easy to keep clean
- it can be rigid or flexable
- its safe and untoxic
- stands to rough play
- can be mixed with pigments to give bright colours
3. who thought of the plate tectonic theory?
- Albert Einstein
- Nicholas le blanc
- Alfred Wegner
- Charles Darwin
4. what is the recommended daily allowance of salt for an adverage adult?
- 10g
- 6g
- 4g
- 7g
5. which element is not in PVC?
- Chlorine
- Hydrogen
- Sodium
- Carbon
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