Filed under: Diesel , Emerging Technologies , Ethanol , Flex-Fuel Not only is topping off your clean diesel’s fancy selective catalytic reduction (SCR) system with urea a bit expensive , but if you don’t keep it topped off, your car may not start at all . Well, GE and Umicore have announced they’ve signed a Technology License agreement to commercialize a hydrocarbon selective lean NOx catalyst (HC-LNC) aftertreatment designed to control diesel NOx emissions that doesn’t use urea. The catalyst is being designed for off-highway and on-road vehicles, marine applications and even stationary power markets (i.e

