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Whether the topic is popcorn or particle physics, you can count on BrainStuff to explore -- and explain -- the everyday science in the world around us.

What does 'octane' mean?

December 19th, 2008

Episode 144 of 1055 episodes

The octane rating of gasoline indicates how much a fuel can be compressed before it ignites. When gas ignites due to compression, knocking occurs within the engine. Check out this HowStuffWorks podcast to learn more about octane and engines.