Final answer:
Wastewater and sewage are both subsets of all liquid effluents from domestic and industrial sources. Sewage is generated by residential and industrial establishments, while wastewater includes sewage as well as water used in industrial and agricultural processes. Both are treated in wastewater treatment plants to remove solids and contaminants.
Step-by-step explanation:
Wastewater and sewage are both subsets of all liquid effluents from domestic and industrial sources. Sewage is generated by residential and industrial establishments and includes waste liquid from toilets, baths, showers, kitchens, sinks, etc. Wastewater, on the other hand, includes sewage as well as water used in industrial and agricultural processes. It flows out of homes and neighborhoods through sewage pipes to a wastewater treatment plant for treatment and removal of solids and contaminants.