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Biology, 22.07.2019 16:00 wendelljo61
What happens to the solids in wastewater at a wastewater treatment plant? a. they are used as fertilizer on hay fields. b. they are chemically aerated and released into the air. c. they are released into a river, lake, or ocean. d. they are treated and returned to people's homes.
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What happens to the solids in wastewater at a wastewater treatment plant? a. they are used as ferti...
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