Question 41 (2 points)
What would be an example of a physical means used to treat both waste water and drinking water?
оа letting the water set so that pollutants can settle to the bottom
Ob treating the water with Alum to get smaller waste particles to clump together
Ос treating the water with chlorine to kill bad bacteria
Od putting microbes into the water to eat some of the solid waste
Answers: 3
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Question 41 (2 points)
What would be an example of a physical means used to treat both waste water...
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Computers and Technology, 02.12.2019 23:31
