Question

Plastics are very useful materials. Why then is there concern today about their increasing use?

Answer 1

Answer:

Explanation:

If you look at your surrounding you will found many plastic materials like table, chairs, carry bags etc made up of plastics. But their increasing use is a matter of concern because they are non degradable substance . ... That's why their increasing use is a matter of concern.

Answer 2

Answer:

As much as plastic is a useful material there are many disadvantages than their advantages because of overuse of a material it causes social and environmental threats which directly or indirectly leads to the distruction of our environment.