{"aspect_id":"AS80","aspect_name":"fuel-efficiency","aspect_reference":null,"aspect_symbol":null,"name":"fuel-efficiency mile per gallon (U.S.)","scale_id":"SC828","scale_name":null,"scale_symbol":null,"scale_type":"ratio","symbol":"None mi.gal-1","unit_id":"UN167","unit_name":"mile per gallon (U.S.)","unit_reference":null,"unit_symbol":"mi.gal-1"}