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Screenshot_15-3-2025_183840_southplainscollege582-my.sharepo…

Posted on: April 24, 2025 Last updated on: October 24, 2025 Written by: Anonymous
Screenshot_15-3-2025_183840_southplainscollege582-my.sharepoint.com.jpeg How many fluorine atoms are in R-134a?
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When servicing an A2L unit, technicians should verify that t…

Posted on: April 24, 2025 Last updated on: October 24, 2025 Written by: Anonymous
When servicing an A2L unit, technicians should verify that the refrigerant cylinder being used is certified by _____ as safe to use with mildly flammable refrigerants. 
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A halogenated refrigerant classification with a high ODP and…

Posted on: April 24, 2025 Last updated on: October 24, 2025 Written by: Anonymous
A halogenated refrigerant classification with a high ODP and no longer manufactured since 1995 describes _____. 
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A refrigerant classification with a moderate ODP level but h…

Posted on: April 24, 2025 Last updated on: October 24, 2025 Written by: Anonymous
A refrigerant classification with a moderate ODP level but high GWP with a phaseout scheduled for 2030 describes _____. 
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A refrigerant classification with zero ODP, very low GWP, an…

Posted on: April 24, 2025 Last updated on: October 24, 2025 Written by: Anonymous
A refrigerant classification with zero ODP, very low GWP, and that is slightly flammable describes _____. 
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A refrigerant that is classified as B3 has _____. 

Posted on: April 24, 2025 Last updated on: April 24, 2025 Written by: Anonymous
A refrigerant that is classified as B3 has _____. 
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match the refrigerants with the corresponding common use. …

Posted on: April 24, 2025 Last updated on: April 24, 2025 Written by: Anonymous
match the refrigerants with the corresponding common use.  A. R-454A  B. R-407C  C. R-508B  D. R-600a  E. R-1233zd 
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When refrigeration lubricant is found to be dark black in co…

Posted on: April 24, 2025 Last updated on: April 24, 2025 Written by: Anonymous
When refrigeration lubricant is found to be dark black in color, pungent in odor, and containing metal shavings, it is likely that the _____ failed. 
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A partially halogenated refrigerant classification with zero…

Posted on: April 24, 2025 Last updated on: April 24, 2025 Written by: Anonymous
A partially halogenated refrigerant classification with zero ozone depletion potential (ODP) but high global warming potential (GWP) describes _____. 
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True or False? Even though some refrigerants, such as R-12,…

Posted on: April 24, 2025 Last updated on: April 24, 2025 Written by: Anonymous
True or False? Even though some refrigerants, such as R-12, are illegal to manufacture, only technicians who are EPA-certified may purchase small cans of R-12. 
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