bill_id,subject 98-s-2001,Acid precipitation (Meteorology) 98-s-2001,Air pollution control 98-s-2001,Aircraft 98-s-2001,Aviation 98-s-2001,Business and commerce 98-s-2001,Construction equipment 98-s-2001,Construction industries 98-s-2001,Department of the Treasury 98-s-2001,Electric power production 98-s-2001,Energy 98-s-2001,Energy facilities 98-s-2001,Environmental monitoring 98-s-2001,Excise tax 98-s-2001,Fossil fuels 98-s-2001,Government trust funds 98-s-2001,Intergovernmental relations 98-s-2001,Motor Vehicles and Driving 98-s-2001,Motor vehicle pollution control 98-s-2001,Nitrogen oxides