Archived from the original on July 23, 2015
Read these publications from Philip Morris International (PMI) scientists about biomarkers of exposure for nicotine and other chemicals: Assessment of the reduction in levels of exposure to harmful and potentially harmful constituents in Japanese subjects using a novel tobacco heating system compared with conventional cigarettes and smoking abstinence: A randomized controlled study in confinement Effects of Switching to the Tobacco Heating System 2.2 Menthol, Smoking Abstinence, or Continued Cigarette Smoking on Biomarkers of Exposure: A Randomized, Controlled, Open-Label, Multicenter Study in Sequential Confinement and Ambulatory Settings (Part 1) Pharmacokinetic (PK) studies observe the levels of nicotine in the blood over time, along with its metabolization and elimination from the body

In terms of cigarette equivalency, we will get the answer with the same algorithm above: Count with Nicotine The BC5000 disposable vape contains 13ml ejuice with 3 different nicotine strenght 0% (0mg/mL), 3% (30mg/mL), 5% (50mg/mL)
Each refill contains 20mg/ml nicotine and delivers up to 350 puffs with a firm, satisfying hit and rich tobacco flavour
In December 2013, for instance, the Chicago City Council passed an ordinance barring the sale of flavored tobacco products, including menthol cigarettes, cigars, and e-cigarettes, within 500 feet of schools