ESM444


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Primary treatment of wastewaters refers to the removal of particular â€|â€!â€!â€!â€| materials,
Answer: organic

Industrial wastewaters are treated to obtain â€|â€!â€!â€|â€! quality water.
Answer: good

The treatments of wastewaters involves â€|â€!â€|â€jâ€! processes.
Answer: three

Wastewaters can be treated and converted into â€|â€|â€!â€!â€!â€! water.
Answer: portable

Wire or rods requires hot and cold mechanical â€!â€!â€|â€!â€|â€! steps.
Answer: transformation

Iron and steel industry use â€|â€!â€|â€!â€! reactions in blast fumances.
Answer: reduction

Some of the industrial wastes include the following except â€|â€!â€|â€!â€!â€!â€!.
Answer: plastics

The grit â€!â€!â€|â€!â€|. Is a swimming pool-like tank.
Answer: chamber

Some industrial wastes are toxic and
â€!â€!â€|â€!â€|â€
Answer: hazardous

 The following are impurities in wastewaters except â€!â€|â€!â€!â€!â€|â€!.
Answer: suspended gases

Removal of solids involves the following process except â€|â€!â€!â€!â€|.
Answer: percolation

Screening process in water treatment is referred to as the â€!â€|â€!â€!â€|... treatment.
Answer: preliminary

The screening process removes â€|â€!â€|â€jâ€! and grit from water.
Answer: debris

Nuclear industry generates â€!â€|â€|â€!â€!â€! wastes.
Answer: radioactive

Waste that is produced by â€|â€!â€!â€!â€|... of industry is referred to as industrial waste.
Answer: activities

Sources of industrial waste include the following except â€|â€!â€!â€!â€|.
Answer: residence

Processing of food from raw materials generates large â€!â€|â€|â€!â€! of wastewater.
Answer: qualities

Industrial waste is produced at every â€!â€!â€|â€|â€! of the industrial works.
Answer: stage

Main sources of industrial wastewaters include the following except â€!â€|â€!â€|â€!
Answer: home & office

The pollution of the environment is in .... forms
Answer: Three

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