Gasoline classification

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Welcome back crossword afficionados! The hint for today’s The Washington Post Crossword is Gasoline classification. Although the hint Gasoline classification has many different meanings, there is only one of those that match this specific crossword. We have done a lot of research to be able to give you the answer you need, and we found the key for the The Washington Post Crossword Answer. If you scroll down the page, you will find the key for the hint Gasoline classification.

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The answer has 6 letters: octane

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