Why do we blow at the …
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Posted by Rajesh Pr 6 years ago
- 2 answers
Gaurav Seth 6 years ago
Fire needs three things to burn. It needs oxygen, fuel and heat. When you blow on a candle you are providing oxygen, your exhaled breath has about 16% oxygen, still enough to support combustion.The fire melts the wax, and that again is pumped into the wick and turned there into combustible gas.
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Santhosh Lokesh M 6 years ago
0Thank You