Yes, very dangerous. The fumes are harmful to the lungs and will cause cancer and possible brain damage if you breath enough.
the carbon dioxide which comes from the burned petrol of cars is definitely harmful if you directly breathe it in, but not really harmful otherwise
Because the harmful gases (Like carbon monoxide) gets into the air we breathe
It is useful because we can breathe it.
Not at all. Instead, they are being used in car engines as an alternative fuel as it is a green fuel (non - pollutant). But, the drawback is that you may have to change / modify the engine of your car to use this type of green fuel.
No, you cannot breathe carbon dioxide. It is a waste gas that can be harmful to humans if inhaled in high concentrations.
That it was harmful to breathe night air.
Ozone in the air we breathe, at more than 0.05ppm or so on a long term basis, is harmful to health.
Yes. Depending on the year of the vehicle and maintanence. Running out of fuel will make the fuel sending unit pull dirty debris from the bottom of the tank where it all settles. This entitles many things such as rust and gunk. Also running a car out of fuel is very harmful for the fuel pump, as the fuel cools the pump, and no fuel means no cool. Running it out of fuel once may not be to serious, but i would refrain from doing it repeatedly.
the most harmful fuel is fossil fuel.which damage enviroment and cause skin cancer and acid rain
Harmful
YES! They breathe just like humans!
A car consumes fuel when it is running.