That little spark is what ignites the mixture and pushes the piston back up. The other type of combustion engine is a compression-ignition engine. This type of engine is what's used in vehicles ...

Combustion is another name for burning ... But, it's often really unsafe to leave a fire for that long and so different types of fires need to be tackled in slightly different ways.

The force that moves the engine is steam, and that which produces steam is a, chemical action the combustion of fuel. Combustion appears to be-a very simple operation, but we do not know a ...