High School

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Before a technician disposes of any appliance containing a CFC or HCFC refrigerant, the technician must:

A. recover the refrigerant
B. purge the appliance with nitrogen
C. flush the appliance with R-11
D. seal the appliance so no refrigerant can escape

Answer :

Final answer:

A technician must recover the refrigerant before disposing of any appliance containing a CFC or HCFC to comply with environmental regulations and protect the ozone layer. Therefore the correct option is A.recover the refrigerant.

Explanation:

Before a technician disposes of any appliance containing a CFC (chlorofluorocarbon) or HCFC (hydrochlorofluorocarbon) refrigerant, the technician must recover the refrigerant. It is imperative to ensure that these substances, which have adverse environmental impacts such as ozone depletion and contributing to climate change, are properly collected and not released into the atmosphere. This requirement aligns with international agreements and regulations aiming to protect the ozone layer and mitigate global warming. Once the refrigerant is recovered, it can be either recycled or safely disposed of in accordance with environmental standards.

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Rewritten by : Barada