The purpose is to add fuel and ignite the compressed fuel air mixture.
Humans use coal for two primary purposes: as a fuel source (primarily to power steam generators in electricity production, though it is common as a cooking stove fuel in parts of the developing world), and as a reduction agent in the iron ore smelting/forging process.
The main fuel source for the work of the cell is the mitochondria.
Photosynthesis - primarily consisting of sunlight
iklo;
its your bodys fuel
hydrogen
its your bodys fuel
Coal is used as Utah's primary source for electricity while natural gas is the state's primary source for heating fuel.
Plants convert solar energy (the primary energy source in the environment) into food and fuel.
Hydrogen is not a renewable fuel. It is a secondary energy source (or an energy carrier) that could be produced using another primary energy source. Hydrogen could be produced using either renewable primary energy source (e.g. solar energy), nuclear energy, or by using fossil fuel (e.g. natural gas)
Fat serves as an energy source for the body.
It is a primary source.
The primary thing that makes an item a rocket is its ability to fly into the air. A propellant or fuel source is the primary company needed to achieve this.
A picture can indeed be a primary source.
it is a primary source
It is a primary source because it was taken at the time.