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.

Solid wastes are the unwanted wastes that are generated by different sources such as domestic wastes, agricultural, and industrial wastes. These wastes are treated with several waste management processes such as use of landfill, incineration, dumping and humification. The biodegradable wastes can be transformed into slury which can be used as a natural fertilizers in the hay fields.

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 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.