{"aspect_id":"AS41","aspect_name":"volumetric-mass-density","aspect_reference":null,"aspect_symbol":"\\rho","name":"volumetric-mass-density ton, long, per cubic yard","scale_id":"SC1156","scale_name":null,"scale_symbol":null,"scale_type":"ratio","symbol":"\\rho ton.yd-3","unit_id":"UN1197","unit_name":"ton, long, per cubic yard","unit_reference":null,"unit_symbol":"ton.yd-3"}