{"ob_id":65973,"names":[],"terms":[{"ob_id":126,"label":"units","value":"ug m-3","vocabulary":""},{"ob_id":69973,"label":"var_id","value":"mass_concentration_of_pm1_ambient_aerosol_in_air","vocabulary":""},{"ob_id":69974,"label":"standard_name","value":"mass_concentration_of_pm1_ambient_aerosol_in_air","vocabulary":""},{"ob_id":69975,"label":"long_name","value":"Mass Concentration of PM1 Ambient Aerosol in Air","vocabulary":""}]}