I currently work in the HVACR buisiness and R-22 isn't being used hardly at all anymore. All new equipment has R-410a. So I was wondering if we are going to learn about it because it will be on the EPA exam to get certified in refrigeration.
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I currently work in the HVACR buisiness and R-22 isn't being used hardly at all anymore. All new equipment has R-410a. So I was wondering if we are going to learn about it because it will be on the EPA exam to get certified in refrigeration.