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Author Question: Which is more suitable for large commercial type applications? A) oil or kerosene heating source ... (Read 62 times)

saraeharris

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on: Jul 27, 2018
Which is more suitable for large commercial type applications?
 
  A) oil or kerosene heating source B) electric heating source
  C) steam heating source D) gas heating source

Question 2

Why do most humidifiers require annual cleaning and media replacement?
 
  A) The media is slowly dissolved by the water used in the humidifier
  B) A chemical reaction between the media and the water causes a crusty white buildup
  C) Minerals in the water are left behind in the sump and media
  D) The water attracts dirt from the air


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bitingbit

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Reply #1 on: Jul 27, 2018
Answer to Question 1

D

Answer to Question 2

C


saraeharris

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Reply 2 on: Jul 27, 2018
Wow, this really help

ryhom

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Reply 3 on: Yesterday
:D TYSM

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