Direct emissions are those which are produced directly by the burning of fossil fuels like petrol, natural gas, coal and so on. Indirect emissions occur through alteration of the earths atmospheric condition through the use of chemical means such as through carbon dioxide released into the atmospher...
Exhaust gas accounts for the majority of an automobile’s emissions, as it is mainly released as a byproduct of the combustion of certain fuels, such as diesel,petrol, natural gas, fuel oil etc. The exhaust gas of a vehicle is removed from the vehicle and released in the environment throu...
There was coal dust on everything and my face was black after going out for an hour. Cities smell like it did here forty years ago: a mix of soot, smog and unburned fuel. I do not want to return to that. The basic problem is gasoline is a horrible fuel. Give my...