* Aircraft: 
* Anthro: 
* BioBurn: ACET ALD2 ALK4 BENZ C2H2 C2H6 C3H8 CH2O CO EOH MEK MOH MTPA PRPE SOAP TOLU XYLE 
* Biogenic: 
* Fert: 
* Lightning: 
* Natural: 
* Ocean: 
* PlantDecay: 
* Seabirds: 
* Ship: HNO3 NO O3 
* Soil: 
* Total: ACET ALD2 ALK4 BENZ C2H2 C2H6 C3H8 CH2O CO EOH ISOP MEK MOH MTPA NO RCHO TOLU XYLE 
* VolcDegas: 
* VolcErupt: