Why blowing slowly on a fire makes it grow, but blowing fast can put it out?

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Not sure if this is actually a chemistry question so excuse the flair if it’s wrong. I’ve heard that blowing slowly on a fire introduces more oxygen into it, which is needed to grow the fire. But don’t we breathe out carbon dioxide???

And when you blow quickly, I suppose you’re separating/distributing the embers but I need someone to confirm this and elaborate further.

In: Chemistry

3 Answers

Anonymous 0 Comments

A fire needs 3 ingredients to burn.

Heat, fuel and oxygen.

When you blow slow, more oxygen reaches it.

When you blow fast, you blow away the fuel or heat.

It is similar to breathing, when we breathe normally we live.
But if someone pushes a pressure pump, the whole thing busts…

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