low-octane

Low-octane fuel can be a cause of preignition and detonation. If combustion begins before the spark, for example, combustion pressures may try to push the piston backwards at the end of the compression stroke.

A low-octane French attempt to channel the spirit of Play It Again Sam. Alice Taglioni is a single thirtysomething holding out for Mr Right, while looking to a Woody Allen poster for advice.