Nowadays, there are many kinds of fuel for cars on the automotive market. The most popular fuel is petrol. It is also the oldest used fuel, but very harmful to the environment. World gasoline stocks are not exactly defined when they are over. That is, for several years car manufacturers arehave been developing new alternative fuels. They want to reduce harmful substances entering the atmosphere. One of such fuels is hydrogen. The hydrogen car does not create harmful substances. It creates only steam. This is because hydrogen is used to generate electricity. Therefore, such a hydrogen powered car has an electric motor. On a full tank, you can drive more than 500km. Full hydrogen loading takes 3three minutes. The Toyota brand is now offering a hydrogen-powered car. Approximately, the cost of such a car is 50fifty thousand euros. In comparison, cars for gasoline can be bought from as little as 10ten thousand euros. Hydrogen is a renewable element. Therefore its resources are endless. Hydrogen can be obtained in many ways. One of them is getting hydrogen from cow manure. Such a process of obtaining hydrogen is now very expensive. Still, keeping the car running on hydrogen is cheaper.