Emission Factors of Various Fuels
  kg CO2 / gallon (unless otherwise specified)
       
Gasoline 8.78    
       
Diesel 10.04    
       
Residual Fuel Oil 11.68    
       
Aviation Fuel 8.23    
       
Jet Fuel 9.47    
       
Liquified Petroleum Gas 5.76    
       
Ethane 4.12    
       
Propane 5.71    
       
Isobutane 6.42    
       
n-Butane 6.67    
       
Natural Gas Compressed 4.04 *  
0.054 kg / Standard Cu Ft      
       
Natural Gas Liquified 5.91    
       
Ethanol 5.5    
       
Biodiesel 9.29    
       
Vegetable Oil      
       
       
* Converted from Cu ft to Gallons US Liquid