HOUSTON – A Local 2 investigation has discovered some Houston area gasoline stations charging customers for high-octane gasoline that state tests showed was lower octane than what the stations claimed ...

State Auditor General Jack Wagner prompted lawmakers Thursday to pass a bill that would require inspections to make sure retail gasoline sold in Pennsylvania contains accurate octane levels. Wagner, ...

A method tested on various diesel blends of known cetane numbers showed a good correlation with the fuel’s octane numbers. Spontaneous ignition results in knock in a spark-ignition engine, whereas ...

The fuel and engine community has been using Cooperative Fuel Research (CFR) engines for nearly a century to quantify a fuel’s “knocking” propensity, or the likelihood that it will autoignite in the ...