Blended optical procedures. You'll find several proprietary optical smoke measurement devices including the 'nephelometer' or even the 'aethalometer' which use a number of distinctive optical strategies, such as multiple wavelength of sunshine, within a single instrument and implement an algorithm to present a great estimate of smoke. DNA. Arsenic, https://broadfar.com/non-combusted-cigarettes-a-safer-alternative-or-just-a-myth/