Question

what made the human beings to search for the alternative for natural fibres?

Answer 1

The following Reasons made the human beings to search for the alternative for natural fibres:

1.Natural Fibres obtained from plants and animals are very costly.For example cotton, wool and silk
2. It's not affordable and accessible to all.
3. Production of fibre is time consuming process.
4. Maintenanace of ntaural fibre is very difficult.
Whereas 
Synthetic fibres are :
---> Cheap
---> absorbs less water
---> wrinkle free
-->durable
--->affordable
-->easy to maintain.

Answer 2

The following Reasons made human beings to search for the alternative for natural fibres:

1. Natural Fibres obtained from plants and animals are very costly. For example cotton, wool, and silk

2. It's not affordable and accessible to all.

3. Production of fibre is a time-consuming process.

4. Maintenance of natural fibre is very difficult.

Whereas 

Synthetic fibres are :

---> Cheap

---> absorbs less water

---> wrinkle-free

-->durable

--->affordable

-->easy to maintain.