Get the answers you need from a community of experts on IDNLearn.com. Discover comprehensive answers from knowledgeable members of our community, covering a wide range of topics to meet all your informational needs.

What is the primary method used in water treatment to remove harmful microorganisms and ensure that the water is safe for drinking?
A. Filtration through sand and gravel
B. Boiling the water
C. Chemical disinfection using chlorine or ozone
D. Solar evaporation