Filter/dilution tunnel. A smoke sample is drawn through a tube where it's diluted with air, the resulting smoke/air mixture is then pulled by way of a filter and weighed. This is actually the internationally recognized method of measuring smoke from combustion.[66] Hearth-cured tobacco is hung in huge barns where https://emilianoukxmy.wikidank.com/1383274/a_secret_weapon_for_tabacco