* Aircraft: 
* Anthro: ALD2 ALK4 ALK6 BCPI BCPO BENZ C2H2 C2H4 CH2O CO EOH HCOOH MEK MOH NH3 NO OCPI OCPO pFe PRPE SO2 SO4 SOAP TOLU XYLE 
* BioBurn: 
* Biogenic: 
* Lightning: 
* Natural: DST1 DST2 DST3 DST4 
* Ocean: 
* PlantDecay: 
* Seabirds: 
* Ship: ALK4 ALK6 BCPI BCPO BENZ C2H2 C2H4 C2H6 C3H8 CO HCOOH HNO3 NH3 NO2 NO O3 OCPI OCPO pFe PRPE SO2 SO4 SOAP TOLU XYLE 
* Soil: 
* Total: ALK4 ALK6 BCPI BCPO BENZ C2H2 C2H4 C2H6 C3H8 CH2O CO DST1 EOH HCOOH MEK MOH NH3 NO2 NO OCPI OCPO pFe PRPE SO2 SO4 SOAP TOLU XYLE 
* VolcDegas: 
* VolcErupt: