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Author Question: When did mass air conditioning of homes with window units begin? What will be an ideal ... (Read 82 times)

Zoey63294

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on: Jul 26, 2018
When did mass air conditioning of homes with window units begin?
 
  What will be an ideal response?

Question 2

Why do some businesses and/or local and state governments require criminal background checks for HVACR workers?
 
  What will be an ideal response?


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hugthug12

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Reply #1 on: Jul 26, 2018
Answer to Question 1

1950s

Answer to Question 2

To protect the public from potentially dangerous individuals involved with in-home service work.


Zoey63294

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Reply 2 on: Jul 26, 2018
Wow, this really help

steff9894

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Reply 3 on: Yesterday
Excellent

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