Why Does Fire Need Oxygen to Burn?

Answer

Fire needs oxygen to burn because burning fuel needs to react with oxygen to produce ashes, gas and release energy. The amount of oxygen available for a fire regulates the rate at which it burns.
Q&A Related to "Why Does Fire Need Oxygen to Burn?"
The oxygen that a fire needs is used to support the chemical reaction which takes place when something burns.
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It's not so much that fire requires oxygen, but that the process of combining
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The sun doesn't burn in a conventional sense. For the most part the sun fuses protons in its deep core into deuterons, deuterons and protons then fuse to helium-3, and helium-3 plus
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Without air, oxygen, and fuel, as rightly as someone has posted as an answer before me, a fire is nonexistant. A fire is the chemical reaction itself caused by those materials. There
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