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Author Question: When was it first illegal to vent ozone depleting refrigerants from stationary equipment? What ... (Read 80 times)

Brittanyd9008

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on: Jul 26, 2018
When was it first illegal to vent ozone depleting refrigerants from stationary equipment?
 
  What will be an ideal response?

Question 2

When were technicians required to pass an EPA certification exam to handle refrigerant?
 
  What will be an ideal response?


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blazinlyss

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

July 1, 1992

Answer to Question 2

November 14, 1994


Brittanyd9008

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Reply 2 on: Jul 26, 2018
:D TYSM

LegendaryAnswers

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Reply 3 on: Yesterday
Wow, this really help

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