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Author Question: When did mass air conditioning of homes with window units begin? What will be an ideal ... (Read 66 times)

Zoey63294

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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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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
Thanks for the timely response, appreciate it


okolip

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Reply 3 on: Yesterday
Excellent

 

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