Fuel cells are used in space shuttles, where an electric current is produced by oxidizing hydrogen gas (the fuel) in an electrolyte cell. fuel cell Safety petrol container in a leak-resistant metal or plastic tank.
A fuel cell is a compact electrical generator that uses an electrochemical reaction to produce electricity. Unlike a battery, a fuel cell never needs recharging. It continues to produce electricity as long as it is supplied by two of earth’s most common elements – oxygen and hydrogen.