User:Fathimaabdulsalam99/sandbox

<!-- EDIT BELOW THIS LINE -- Heavy metal pollution has been caused in our river,soil,and environment as a result of rapidly growing agriculture and metal industries,improper waste management,heavy use of fertilizers and pesticides. These toxic heavy metals entering the environment may lead to bio accumulation and bio magnification Bio accumulation is the process of net accumulation of pollutant in an organism from all sources, including water, air and food. biomagnification is the accumulation of a chemical by an organism as a result of food and water exposure