Question

plastics are very useful materials. why then is there concern today about their increasing use?​

Answer 1

Answer:

Ya they are useful for us but it is very dangerous for us .plastic can be recycle ♻ to made other resources.

Answer 2

This is because plastics are non-degradable substance which cannot be destroyed easily and if eaten by any domestic animal like cow, dogs, etc... it can harm to them. As it is also shown in TV advertisements to prevent more usage of polythene bags and not to throw them anywhere. Plastics should be in thrown in dustbin only.