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Fire is some kind of fuel burning in oxygen. If you blow gently on a fire more oxygen will get to it and it will burn more fiercely. A fuel will not burn, even in a plentiful supply of oxygen, until it reaches ignition temperature. When a fire is alight, the already burning fuel heats the fuel near to it. When this nearby fuel reaches ignition temperature it too bursts into flame. If you blow air very fast at the fire, the burning fuel is blown away from the fire before it has had time to heat the fuel around it to ignition temperature.

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16y ago

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Blowing air or fanning a small fire makes it stronger or bigger?

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Blowing air on a small fire increases the supply of oxygen, which is essential for combustion. The added oxygen accelerates the chemical reactions occurring in the fire, causing it to burn hotter and more vigorously. Additionally, blowing air can help spread sparks or embers to nearby fuel, further contributing to the fire's growth. Thus, rather than extinguishing the flames, blowing air often intensifies the fire.


Why fire increases on blowing exhaled air to coal chulla or bhatti while candle extinguish on blowing exhaled air?

When blowing on a fire it increase air flow. This in turn provides more oxygen which fires need to sustain themselves. In the case of candles, they are too small to handle the air flow.


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What is The action of removing air or oxygen to put out a fire?

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