Va** and electronic cigarette (e-cigarette) use have grown exponentially in the past
decade, particularly among youth and young adults. Cigarette smoking is a risk factor for …

Background Electronic nicotine delivery systems (ENDS; e-cigarettes), consisting of a
battery, heating element and e-liquid, have evolved significantly with wide variation in …

E-cigarette aerosol is a complex mixture of gases and particles with a composition that is
dependent on the e-liquid formulation, puffing regimen, and device operational parameters …

E-cigarette or va** product use–associated lung injury (EVALI) is a severe pulmonary
illness associated with the use of e-cigarettes or va** products that was officially identified …

Introduction The distribution of nicotine among its free-base (fb) and protonated forms in
aerosolised nicotine affects inhalability. It has been manipulated in tobacco smoke and now …

Some firms and marketers of electronic cigarettes (e-cigarettes; a type of electronic nicotine
delivery system (ENDS)) and refill liquids (e-liquids) have made claims about the safety of …

Electronic cigarette (e-cigarette) use has grown substantially since inception, particularly
among adolescents and combustible tobacco users. Several cigarette smoke constituents …

Tobacco products generally contain tobacco-derived nicotine (TDN; having∼ 99+%(S)-(−)-
nicotine). Recent United States regulation has led some producers to transition to synthetic …

Flavorants, nicotine, and organic acids are common additives found in the e-liquid carrier
solvent, propylene glycol (PG) and/or glycerol (GL), at various concentrations. Some of the …

Artificial fog is commonly employed in the entertainment industry and indoor household
celebrations. The fog is generated from glycol‐based solvents, which can also be found in e …