<span>Very quick oxidation reactions result in combustion. Combustion happens when oxidation is fast. An example of combustion is the light batteries. We know that it is really dangerous if we will burn it because it has a fast oxidation process that can cause fire and its gas will explode.</span>
A. Radiation
Air in a car is heated up with the radiator and then blown out with an air pump.
I believe the answer is A. Iron