{"aspect_id":"AS41","aspect_name":"volumetric-mass-density","aspect_reference":null,"aspect_symbol":"\\rho","name":"volumetric-mass-density pound per gallon (U.K.)","scale_id":"SC1116","scale_name":null,"scale_symbol":null,"scale_type":"ratio","symbol":"\\rho lb.gal-1","unit_id":"UN1157","unit_name":"pound per gallon (U.K.)","unit_reference":null,"unit_symbol":"lb.gal-1"}