5,000 evacuees able to go home 12 hours after evacuated because of acid spill . State police identified the driver as Raymond Leblanc , 54 , of Harrow , Ontario , Canada . Comment: Leak of highly corrosive hydrofluoric acid stopped .
5,000 evacuees able to go home 12 hours after evacuated because of acid spill . Comment: Leak of highly corrosive hydrofluoric acid stopped .