IDNLearn.com makes it easy to find accurate answers to your questions. Our experts provide timely and accurate responses to help you navigate any topic or issue with confidence.

In environmental science, what primary method is used to ensure the safety of drinking water for human consumption?
a) Adding fluoride for dental health
b) Treating with ultraviolet (UV) light
c) Testing and treatment to remove contaminants
d) Filtering through activated charcoal