Environmental Health — Flashcards

Flashcard 111: 1 mEq of hardness of water= _____ mg of calcium carbonate

Answer: 50

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Flashcard 112: f88ddafee050488590dfb35b04ed01d4-ao-3

Answer: safe water qualities

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Flashcard 113: 3323f70f79e14b3cbe3e2902781bf872-ao-2

Answer: sand filters

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Flashcard 114: _____ is used in the coliform test

Answer: McCrady table

Flashcard 115: b0ea78eb314b441cb9f15880b58291d2-ao-1

Answer: excreta disposal in unsewered areas

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Flashcard 116: _____ index measures particulate matter in air

Answer: Soiling

Extra: The Soiling Index (also known as the Coefficient of Haze) is an indicator used to measure the density of suspended particulate matter (specifically smoke) in the air. Grit and dust are typically measured using a deposit gauge and expressed by weight, rather than an index.

Flashcard 117: corrected effective air temperature(CET)= effective air temperature(AET) + _____

Answer: radiant heat

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Flashcard 118: 125d773b33354caf968a6f58399e48a9-ao-4

Answer: day light factor

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Flashcard 119: temperature is kept at _____ degree celsius for BOD measurement

Answer: 20

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Flashcard 120: bleaching powder gives _____% chlorine

Answer: 33

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