diesel engine
diesel motor
applied scientist
engineer
ice
internal-combustion engine
technologist
antimatter
biodiesel
blakzilla
electric
ethanol
exhaust
fuel
gasoline
generator
hydraulic
hydrogen
jet
kerosene
motor
naphtha
petroleum
propane
propeller
propulsion
rocket
steam
tractor
turbine
Cecil
Wiesel
easel
weasel