NOT KNOWN FACTUAL STATEMENTS ABOUT SMOKE 

The seen particulate matter in these kinds of smokes is mostly made up of carbon (soot). Other particulates might be made up of drops of condensed tar, or solid particles of ash. The existence of metals within the gas yields particles of metallic oxides. Particles of inorganic salts might also be shaped, e.g. ammonium sulfate, ammonium nitrate, or