Gasoline
Compression ratio
Carbureted compression ignition model engine
Diesel fuel
Spark-ignition engine
Ignition system
Combustion
Homogeneous charge compression ignition
Materials science
Octane rating
Ethanol fuel
Automotive engineering
Internal combustion engine
Biofuel
Waste management
Chemistry
Diesel cycle
Combustion chamber
Engineering
Organic chemistry
Aerospace engineering
