In the 1960’s-70’s, rising oil prices again sparked interest in alternative fuels and electric vehicles. However, this interest soon died down. In the 1990’s, new federal and state regulations began to again revitalize interest in EV’s. These regulations included transportation emission regulations and the Clean Air Act Amendment. Although there was little public interest in EV’s at this time, scientists and engineers were working to improve EV technology with the assistance of the Energy