Filter/dilution tunnel. A smoke sample is drawn via a tube where it really is diluted with air, the ensuing smoke/air combination is then pulled via a filter and weighed. This is the internationally acknowledged method of measuring smoke from combustion.[sixty six] DNA. Arsenic, nickel and radioactive polonium harm your https://broadfar.com/non-combusted-cigarettes-a-safer-alternative-or-just-a-myth/