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: b0ea78eb314b441cb9f15880b58291d2-ao-1

Answer: excreta disposal in unsewered areas

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Flashcard 114: 3323f70f79e14b3cbe3e2902781bf872-ao-2

Answer: sand filters

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Flashcard 115: _____ is used in the coliform test

Answer: McCrady table

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: bleaching powder gives _____% chlorine

Answer: 33

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Flashcard 119: 125d773b33354caf968a6f58399e48a9-ao-4

Answer: day light factor

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Flashcard 120: 1. Identify → _____ 2. Uses → Cooling power of air (air velocity)

Answer: Kata Thermometer