Why 20 century is called plastic age?

Answer 1

it is known as plasti age like our previous centuries were known as stone age because rise of stone were very much ,iron age because of iorn was use most of the times in many places like to make tools ,weapons shelterrs etc .In the same way 20th century is known as plastic age because the use of plastic is growing day by day .for making polybags ,for making plastic cans etc .as it is not good for our environment but still we dont stoop using it .Use of plastic means burn of plastic means burn of plastic means pollutions pollution means mellting of glaciers n melting of glaciers means destroying of environment .at last stop plastic stop people from dying.