PDF chapter test TRY NOW
Three statements are provided here which define the terms - (a). sludge (b). sewage and (c). wastewater. Pick out the correct definition for each of these terms.
a. - The settled solids that are removed in wastewater treatment with a scraper.
b. - Water from the kitchen is used for washing dishes.
c. - Wastewater is released from homes, industries, hospitals and other public buildings.
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