Question

UYUCUL lures are obtained from plants and animals
2. Plastics release poisonous gases on burning
3. Synthetic fibres are used for making clothes and other
Bakelite is a good conductor of heat and electricity
5. Clothes made of synthetic fibres are suitable for wearing in
4
6. Plastics corrode on coming in contact with air and water
7. Man-made fibres produced from chemical substances are called nature
Answer each of the following questions in a few sentences.
1. Differentiate between a polymer and a monomer.
2. What is polymerisation?
3. What is polyester? Write two properties and two uses of it.
4. Why are clothes made from synthetic fibres not safe to be worn in kitchen?
5. Give three properties of plastics which make them superior over other materials
6. Differentiate between thermosetting plastics and thermoplastics.
nswer each of the following questions in detail.
What are synthetic fibres? Write about the different types of synthetic fibres.
ibres
over natural fibres.​

Answer 1

Answer:

sorry i can't know this answer

Answer 2

Answer:

sorry i cant know please search on google