Which one of the following is not used to disinfect treated wastewater ready to be released into natural waterways?
A) Chlorine gas
B) Ammonia
C) Ultraviolet light
D) Ozone
B
Environmental & Atmospheric Sciences
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A large number of Americans rely on groundwater for drinking water.
Answer the following statement true (T) or false (F)
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Competitive advantage is determined by
A) skilled labor. B) a culture that rewards innovation. C) competitive markets at home. D) all of the above. E) A and B only.
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The largest pool of carbon in the carbon cycle is ________
A) the atmosphere B) the hydrosphere C) the ocean D) in plants and animals E) sedimentary rock
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