Environmental Health — Flashcards

Flashcard 111: air flow in plenum is from _____

Answer: outside to inside

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Flashcard 112: Identify this apparatus used for water disinfection: _____

Answer: Horrock's Apparatus

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

Answer: radiant heat

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Flashcard 116: b0ea78eb314b441cb9f15880b58291d2-ao-3

Answer: excreta disposal in unsewered areas

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Flashcard 117: temperature is kept at _____ degree celsius for BOD measurement

Answer: 20

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Flashcard 118: _____ layer is the heart of slow sand filters

Answer: Schmutzdecke

Flashcard 119: _____ reagent is used for chlorine estimation

Answer: orthotolidine

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Flashcard 120: 125d773b33354caf968a6f58399e48a9-ao-4

Answer: day light factor

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