Why is cyanide harmful and why should it be removed?
Cyanide is any substance that contains a specific type of carbon-nitrogen anion group. This can include free cyanide anions (CN–), as well as a number of different compounds, such as…
Why should Zinc be removed from Water & Waste Water?
Zinc, a heavy metal that is present abundantly in the earth’s crust, and present in moderately smaller quantities in soil and in surface waters. It is a bluish-white metal with…