Which of the following sources of water is most likely to contain contaminants?
B. Distilled water
C. Surface water
|C. Surface water|
Aquifers contain mostly purified water that is brought up by springs or pumping. Distilled water is form of purified water hence less contaminants. Surface water has more contaminants compared to groundwater because the latter is usually purified by the soil, which removes the major contaminants. On the other hand, surface water contains all the major contaminants from land fills, dumps, rain and chemicals from human activities.