Urea must flow or new diesels won't go - Clean systems need additive to cut exhaust emissions

摘要

Mercedes sales staffers: Get ready for ribald jokes about standard-equipment urinals and emergency fill-ups when you explain to customers that they have a new fluid level to check. Those gags already are rife in the online community's discussions of the urea additive used to reduce exhaust emissions in some diesel-pow-ered vehicles. Dealers of other brands won't be immune, either. Any dealership that sells a diesel vehicle eventually may have to contend with urea. And it doesn't end with jokes.