Answers

2016-04-13T10:28:34+05:30
following are some dis advantages
1excess of chemical  harm the fertility of the soil
2 lead to skin irritation
3 use of plastic is harmful ..it  is harmful for environment
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2016-04-13T11:18:18+05:30
Chemical explosion and disasters like the Bhopal tragedy, are huge threats to chemical world.
Side effects may occur due to chemical treatment.
Eventually it is believed that natural products are far more better than chemical products.
Unexpected reactions of chemicals causes death.
Safe disposal of harmful chemicals are not done in assigned manner.

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