New Delhi, Aug. 15 -- The government on Saturday said E20 petrol alone cannot be held responsible for changes in vehicle mileage, stressing that real-world fuel economy depends on several factors, including driving habits, traffic conditions, vehicle maintenance, tyre pressure and use of air conditioning.

In a post on X, the Ministry of Petroleum and Natural Gas said E20 has undergone extensive testing and validation, while highlighting multiple factors that determine the mileage delivered by a vehicle.

"Mileage depends on more than fuel alone. Driving habits, traffic, vehicle maintenance, tyre pressure and AC usage all play a role," the ministry said.

"E20 has undergone extensive testing and validation, while real-world mileage depend...