CBSE Class 8 Answered
What can we do to cut off the supply of air to a burning substance?
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
Expert Answer
To cut off the supply of air to burning substance we can cover the surface of burning substance with sand, soil or a thick cloth like a blanket. Fire extinguishers form the layer of foam on the surface of burning substance to cut off the supply of air.
Answered by | 04 Jun, 2014, 03:23: PM
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