R-410A is considered to be non-toxic but;
OA) can cause asphyxia.
B) is flammable.
C) is a Class I refrigerant.
OD) is lighter than air.



Answer :

Final answer:

R-410A, a Class I refrigerant known as Freon, is non-toxic and nonflammable but can cause asphyxia due to being heavier than air.


Explanation:

R-410A, known by the trade name Freon, is a Class I refrigerant used in household refrigerators and air-conditioning units. It is non-toxic, nonflammable, and does not react with hot concentrated mineral acids or metallic sodium. However, it is heavier than air, which means it can accumulate in enclosed spaces and potentially cause asphyxia.


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