Oil Companies Dispute Karnataka's Claim of 31% Ethanol in Petrol
Oil marketing companies have rejected Karnataka's claim that petrol in the state contains 31% ethanol. They said they never received the matching retention samples and questioned how the sampling was done, so the dispute over the figure is still open.
Context
Context: India blends ethanol into petrol as part of a government push to cut fuel imports and use more biofuel, with the official target set at 20% blending. Oil companies handle nationwide fuel supply, so their checks matter for consumers at the pump.