Q. Dry powder fire extinguishers contain

(A) Sand
(B) Sand and sodium carbonate
(C) Sand and potassium carbonate
(D) Sand and sodium bicarbonate

✅ Correct Answer: (D) Sand and sodium bicarbonate

Published by Chandan Das ⭐ 6.78K Points at 30-Oct-2021 04:04 pm in Chemistry

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