Electric Knife Creating Flue Gas (IMAGE) Tampere University Caption Flue gas created by an electric knife is fed directly into the measurement system. Credit Antti Roine Usage Restrictions The use of the photograph is restricted to news about this story. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.