Mining Engineering > GATE 2025 > Fire Fighting
The chemicals used in a foam type fire extinguisher are
A
NaHCO3 and Na2SO4
B
Al2(SO4)3 and NaSO4
C
Al2(SO4)3 and Al(OH)3
D
NaHCO3 and Al2(SO4)3

Correct : d

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foam type fire extinguisher fire extinguisher chemicals GATE Mining Engineering 2025 GATE Mining 2025 Q23 sodium bicarbonate and aluminum sulfate mine safety engineering fire fighting chemicals

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