{"aspect_id":"AS80","aspect_name":"fuel-efficiency","aspect_reference":"NIST Special Publication 1038","aspect_symbol":null,"name":"fuel-efficiency metre per cubic metre","scale_id":"SC1183","scale_name":null,"scale_symbol":null,"scale_type":"ratio","symbol":null,"unit_id":"UN1225","unit_name":"metre per cubic metre","unit_reference":"https://si-digital-framework.org/SI/units/metre.metre-3","unit_symbol":"m.m-3"}