{"aspect_id":"AS14","aspect_name":"pressure","aspect_reference":"https://si-digital-framework.org/quantities/PRES","aspect_symbol":null,"name":"pressure pound-force per square foot","scale_id":"SC855","scale_name":null,"scale_symbol":null,"scale_type":"ratio","symbol":null,"unit_id":"UN190","unit_name":"pound-force per square foot","unit_reference":"https://www.nist.gov/pml/special-publication-811/nist-guide-si-appendix-b-conversion-factors/nist-guide-si-appendix-b8#P","unit_symbol":"lbf.ft-2"}