Residual Chlorine Must Be Maintained in

question 50

Multiple Choice

Residual chlorine must be maintained in

• A) anaerobic sludge digestion.
• B) primary sewage treatment.
• C) secondary sewage treatment.
• D) tertiary sewage treatment.
• E) water treatment.

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Definitions:

Monthly Rates

Periodical figures or charges allocated on a per-month basis, common in services and financial agreements.

Pounds

A unit of weight in the Imperial system, equivalent to 0.453592 kilograms.

Compute

To calculate or process data using a computer or mathematical algorithms.

Weight

A measure of the heaviness of an object, typically defined by the force of gravity on it.