Which of the following is not a method of heavy metal removal from water? Options: A . &nbspAdsorption B . &nbspChemical precipitation C . &nbspBiogas D . &nbspReverse osmosis

Which of the following is not a method of heavy metal removal from water?

Question

Which of the following is not a method of heavy metal removal from water?

Options:

A . Adsorption

B . Chemical precipitation

C . Biogas

D . Reverse osmosis

Answer: Option C
Answer: (c).Biogas

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