Group "A" refrigerants are:
a. Non-flammable
b. Low-flammable
c. Low-toxic
d. Low-toxic and flammable
e. High-toxic and flammable
Answer: C
Group "A" refrigerants are:
a. Non-flammable
b. Low-flammable
c. Low-toxic
d. Low-toxic and flammable
e. High-toxic and flammable
Answer: C