The mixture of Gasoline and specific Oil for
two stroke internal combustion engines. Provides
lubrication for the engine as there is no oil sump.
Typical mixture ratios are 16:1 and 32:1, even up to 100:1. Two stroke engines are found in a various lawn equipment, scooter, jetski, etc
The oil is burned along with the gasoline making high exhaust emissions, plumes of smoke, and a nice smell.