eFlexFuel chief explains how ethanol affects engines

Tuomo Isokviarvi, co‑founder and chief executive of eFlexFuel, told Autocar India that the use of ethanol in fuel has a direct impact on engine behaviour. He said the fuel’s composition can change how an engine runs and how it holds up over time. The discussion focused on practical effects for vehicles that run on ethanol‑blended gasoline, without going into technical jargon. The interview highlights the need for manufacturers and drivers to understand these changes when considering ethanol as a fuel option.