If fire burns because of oxygen, how come candles don’t lit up when we blow on them, but instead they go out?

Question

If fire burns because of oxygen, how come candles don’t lit up when we blow on them, but instead they go out?

In: Chemistry

Answer 1

Fire also needs fuel (in this case wax+wick) to combust there isn’t enough fuel for that oxygen to be used so the cool moist air from your breath extinguishes the flame.