Why are gasoline vapors more flammable than liquid gasoline?

Answer Oxygen is required for gasoline to burn. There is far more oxygen in gasoline vapor than in liquid gasoline. This is why the flame is on top of a puddle of gas. Just the vapor is burning.

Top Q&A For: Why are gasoline vapors more flammable than liq...

Does Gasoline Go Bad?

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Does bp gasoline contain ethanol?

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What's the best way to get gasoline off of your skin?

If you don't have anything appropriate on hand (pun intended), dishwashing liquid detergent is as effective as anything.