Answers

2015-09-12T13:35:12+05:30
Because it's non biodegradable and causes harm to animals if they eat it.
1 5 1
2015-09-12T15:16:33+05:30
We should not use plastics because they are hard to dispose. when burnt they cause toxic gases and they are non-biodegradable. so they are not suitable for use. if by mistake anyone eat it, they will get choked and die.
1 5 1