THE SMART TRICK OF CIGARETTES THAT NOBODY IS DISCUSSING

The visible particulate make any difference in these smokes is most often composed of carbon (soot). Other particulates could be composed of drops of condensed tar, or stable particles of ash. The presence of metals while in the fuel yields particles of metal oxides. Particles of inorganic salts may also be shaped, e.g. ammonium sulfate, ammonium n