Bakery Switches to Propane Vans (IMAGE) DOE/Argonne National Laboratory Caption Reggie James, a driver for Alpha Bakery in Chicagoland, fills the tank with propane fuel. An Argonne study of Alpha's propane fleet found the fuel switch reduced greenhouse gas emissions and saved money. Credit Argonne National Laboratory Usage Restrictions None 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.