(engineering) Series of arbitrary numbers from 0 to 120.3 used to rate the octane number of a gasoline; n-heptane is 0 octane, isooctane is 100, and isooctane + 6 milliliters TEL (tetraethyllead) is 120.3.
octane scale
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 | Octane number (mechanical engineering) |
| Wiese formula (engineering) |
| octane number (automotives) |
 | Do gas stations mix 87 octane and 91 octane at the pump to make 89 octane? Read answer... |
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Mentioned in
- Octane number (mechanical engineering)
- Wiese formula (engineering)
- octane number (automotives)
- Heptane
