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Which is/are fire extinguishers?...

Which is/are fire extinguishers?

A

Dry powder containing sand +`NaHCO_3`

B

`NaHCO_3 + H_2SO_4`

C

Foamite extinguishers containing `NaHCO_3 + Al_2(SO_4)_3`

D

All of the above

Text Solution

Verified by Experts

The correct Answer is:
D
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