asked in Wastewater Story by

(a) Cleaning of water is process of removing __________
(b) Wastewater released by houses is called __________.
(c) Dried __________ is used as manure.
(d) Drains get blocked by __________ and __________.

1 Answer

answered by

(a) pollutants 

(b) sewage 

(c) sludge 

 (d) chemicals, kitchen waste

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