Filter/dilution tunnel. A smoke sample is drawn via a tube exactly where it can be diluted with air, the resulting smoke/air mixture is then pulled by way of a filter and weighed. This can be the internationally regarded method of measuring smoke from combustion.[sixty six] )[18] Magnetic remanence, recorded https://more-help44454.homewikia.com/11369060/helping_the_others_realize_the_advantages_of_smoke