Filter/dilution tunnel. A smoke sample is drawn by way of a tube the place it really is diluted with air, the ensuing smoke/air combination is then pulled through a filter and weighed. This is the internationally identified means of measuring smoke from combustion.[sixty six] 1600 – Tobacco made use https://waylonm4wi2.fliplife-wiki.com/3893413/helping_the_others_realize_the_advantages_of_tabacco