THE FACT ABOUT SMOKE  THAT NO ONE IS SUGGESTING

The visible particulate matter in these smokes is most often made up of carbon (soot). Other particulates could be made up of drops of condensed tar, or solid particles of ash. The existence of metals from the gasoline yields particles of metallic oxides. Particles of inorganic salts can also be shaped, e.g. ammonium sulfate, ammonium nitrate, or s