Question

One word
10. Plastis used to spray on wood for protection from sun.
and rain and give a shine to it.

11. Name a fibre which is more of cellulose and less
plastic.
​

Answer 1

Answer:1)Polyurethane

2)Polymers

Explanation:

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Answer 2

10. Polythene is  usually spread on wood for protection from the sun and the rain

11. Wood fibre is more of a fibre

Explanation:

• the polythene is nothing but a polymer that is made from repeating units of an organic compound known as ethane. due to repeating units they have long chains that makes it durable and long lasting. It also prevents water from entering it.
• Based on the the molecular size the polythene can be of different sizes which are expressed in micron fullstop however they have certain harmful effects for the environment

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