The draw-activated function allows for effortless use with no buttons
Some adult smokers use tobacco care products to help manage moisture, but any accessory should be used according to its own instructions
Cancer 67 , 10631074 (2015)
All other tobacco products are taxed at 25% of the product value.6,7 Clean indoor air ordinances Smoking is prohibited in all government workplaces, private workplaces, schools, childcare facilities, restaurants, bars (allowed in cigar bars), retail stores and recreational/cultural facilities.6,7 There are no smoking restrictions for casinos/gaming establishments.6,7 E-cigarettes are included in the states definition of smoking.9 The use of e-cigarettes is prohibited on school property and by students at school-sponsored activities.9 Licensing laws Retailers and wholesalers are required to obtain a license to sell tobacco products.10 A license is required to sell e-cigarette products.9,10 Youth access laws In December 2019, the United States adopted a law raising the federal minimum age of sale of all tobacco products to 21, effective immediately

Types of Samples Cotinine can be measured in several biological specimens: Testing Methods Immunoassays (ELISA, rapid tests) Quick, inexpensive Can be qualitative (yes/no) or semi-quantitative Common in clinical and workplace screening Chromatography-based methods (GC-MS, LC-MS/MS) More accurate and quantitative Can distinguish nicotine from cotinine and other metabolites Used in research or forensic settings Interpretation of Results Cutoff values vary by lab and context