
There are a number of fuels used to power vehicles. Advantages and disadvantages exist for each fuel type as well as each engine type, including vehicle mileage. The following is summary of common vehicle fuels.
Typical fuels for internal combustion engines
- Gasoline
- Diesel
- Ethanol and ethanol/gasoline blends
- Biodiesel and diesel/biodiesel blends
- Propane gas
- Natural gas

Fuel cells
Jet engines
Other
- Batteries and battery/hybrid
Services Provided
Toltec provides services the following services related to
- Engine and fuel selection analysis for commercial or fleets of vehicles
- Testing and optimization from a fuel consumption point of view
- Audits/analysis to identify fleet fuel conservation opportunities