This gasifier will produce combustible vaporous gas to run engines up to 15hp. Many dry carbon based materials can be converted into gas to power gasoline, diesel, propane,or natural gas operated engines. Run your generator off yard waste etc. Be prepared, and keep your home powered for the next storm that knocks out electricity, or when other fuels are inaccessible. For more pictures, or video of the gasifier in action, please see Storm Survival Systems.com. or youtube.This gasifier has many other uses!