Certification Exam Prep

Jan
20

Advanced Treatement

Which toxic gas is found mainly in groundwater, is heavier than air, and is odoriferous?

By jay@americanwatercollege.org | Certification Exams . Distribution . Water Treatment
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Jan
20

Filtration

Adsorptive particles or granules of carbon usually obtained by heating carbon (such as wood). These particles or granules have a high capacity to remove certain trace and soluble materials from water.

By jay@americanwatercollege.org | Certification Exams . Distribution . Water Treatment
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Jan
19

Source Water

Click on the “+” symbols to learn about aquifers.

By jay@americanwatercollege.org | Certification Exams . Distribution . Water Treatment
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Jan
19

Filtration

What is a typical filter run time for a high-rate filter system?

By jay@americanwatercollege.org | Certification Exams . Distribution . Water Treatment
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Jan
19

Fire Hydrants & Valves

Type of fire hydrant used in locations that freeze.  The main valve is located below ground and a drain valve allows water to drain from barrel when the main valve is closed.

By jay@americanwatercollege.org | Certification Exams . Distribution . Water Treatment
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Jan
18

Sample Preservation

Click on the “+” symbols to learn about sample preservation methods

By jay@americanwatercollege.org | Certification Exams . Distribution . Water Treatment
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Jan
18

Disenfection

The purpose of the vacuum relief valve in the line going to the chlorine injector is:

By jay@americanwatercollege.org | Certification Exams . Distribution . Water Treatment
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Jan
18

Disinfection

Addition of chlorine to water until the chlorine demand has been satisfied. At this point, further additions of chlorine will result in a free chlorine residual that is directly proportional to the amount of chlorine added.

By jay@americanwatercollege.org | Certification Exams . Wastewater Treatment . Water Treatment
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