Using high octane petrol better for your car? Also, who should use high octane petrol. Check out all the details here.

An octane rating is the primary measure of a fuel's stability, and is determined by judging how much pressure is required for a fuel to spontaneously combust within an internal combustion engine.

A higher octane is more resistant to uncontrolled combustion or detonation, which is a key characteristic demanded by high-compression engines. Most mass-market cars, typically using naturally ...