Therefore, it will be possible to rationally or buy a car that immediately works on gas or converted only for gas. A car working on gas will bring you many advantages, and the main plus of the ecology, but imposes some rules. For example, it will not be possible to smoke in the car. But, on the other hand, this is a plus, because smoking is not a need for life, but simply a pernicious habit, the deliverance from which will benefit every person.