Cinder
The energy released when a fuel is burnt comes from the chemical bonds within the fuel molecules being broken. This process, known as combustion, results in the release of heat energy and light.
spark ignition engine is also known as petrol engine. but in diesel engines the fuel is burnt due to the high compression of air.so there is no need of spark plug
Fuel is mixed with air, compressed then ignited.
Dried peat can be used in gardening. But it is also used as a fuel and burnt as a source of heat.
It is burnt.
The wooden houses were the main fuel for the fire.
Firebox
When it gets burnt out after being used as fuel.
Ash
The wooden houses were the main fuel for the fire.
When it gets burnt out after being used as fuel.
fuel, coal