Q1. What are thermoplastics?
Q2. What are thermosetting plastics?
Q3. What are the uses of thermoplastics?
Q4. What are the uses of thermosetting plastics?
Q5. Give examples of thermoplastics.
Q6. Give examples of thermosetting plastics
Q7. What the various conditions for combustion to take place?
Q8. What causes air pollution?
Q9. Name the fuel used in gas cylinders.
Q10. Which temperature is required for burning to take place?