name two discoveries of chemistry which have helped mankind and the sane discoveries have harmed the mankind and how?
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DDT is use as a insecticide ...
but it is harmful also.....
becoz..it does not get digested ....
cause health problems ....that's why it banned in many countries ...
but it can be easily available in India ...
I hope it will help u.......
Answered by
2
Answer:
Hello......✌
Explanation:
DDT is use as a insecticide ...
but it is harmful also.....
becoz..it does not get digested ....
cause health problems ...
.that's why it banned in many countries ...
but it can be easily available in India ...
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