_concentration of heavy metals like mercury cadmium copper lead is harmful for living organisms as well as a better contents of environment
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30th Nov, 2018
Hi
Please make your questions about career based .
This is a career based website .avoid such academics based questions ..
Thanks
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30th Nov, 2018
Namitha,please don't ask this type of question here on Careers360 QnA platform.You can get several other platform for solving this type of queries.We are here to solve queries related to your career and Exam .Kindly ask here queries related to exam,careers,etc.
You can find this type question on various platform including google and youtube also.
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