Question

please answer this question ​

Answer 1

Explanation:

A) chemicals as hydrogen cyanide, naphthalene, nicotine, and methyl bromide

B)industrial sources such as slaughter houses, food and paper processing plants,

C) eutrophication of lakes and reservoirs and extinction of species in the river ecosystem

D) cadmium can result in flu-like symptoms (chills, fever, and muscle pain) and can damage the lungs.