Beet Juice Fights Icy Roads

Road crews struggling to keep highways ice-free during this punishing winter have had help from an unusual ally: the sugar beet. It’s a sweet solution to treacherous winter travel now in use across the country, saving money while reducing the damaging effects of road salt. Salt works by lowering the freezing temperature of ice. That’s why highway workers spread generous amounts of it on the roads before a winter storm. But it has been a brutally cold winter in much of the United...

© La Voix de l'Amérique - vendredi 7 mars 2014