GAS NUMBER Crossword Clue

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Crossword Puzzle Infos
The term 'GAS NUMBER' is a reference to the octane rating of gasoline, which is a measure of the fuel's ability to resist 'knocking' or 'pinging' during combustion. Octane is measured on a scale from 0 to 100, with higher numbers indicating higher levels of resistance. The octane rating of gasoline is determined by the ratio of two hydrocarbon compounds, isooctane and heptane.
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