Halon extinguishes a fire by(). A.breaking
题型:单项选择题
问题:
Halon extinguishes a fire by().
A.breaking the chain reaction
B.smothering the fire
C.cooling the fire
D.coating the fuel with a nonflammable surface
Halon extinguishes a fire by().
A.breaking the chain reaction
B.smothering the fire
C.cooling the fire
D.coating the fuel with a nonflammable surface