Researchers at Portland State University have developed methods for measuring levels of free-base nicotine in electronic cigarette (e-cigarette) liquids and vapor, the levels of which are associated ...

A rapid method for simultaneously quantifying glycerin and nicotine in liquid mixtures used for electronic cigarettes is presented in this article. Using visible near infrared spectroscopy (VIS-NIRS), ...

WASHINGTON, D.C. (WPVI) -- 7 US senators are taking new action against the makers and sellers of electronic cigarettes. This is aimed at the companies that make and sell the liquid nicotine used in ...

This week, responding to one of the lawsuits challenging its e-cigarette regulations, the Food and Drug Administration (FDA) further muddied the question of whether those regulations apply to products ...

A study found that 51 percent of labels on e-cigarette liquid nicotine containers from 16 North Dakota stores don’t accurately reflect the levels of nicotine found in the products. In one instance, ...

The Nassau County Legislature on Monday approved legislation banning the sale of most flavored e-cigarette and liquid nicotine products in Nassau County. Only flavorless and tobacco, mint or menthol ...

During the past four months, Maryland’s poison control centers have received 16 calls regarding an unlikely exposure source: the liquid nicotine used to refill e-cigarettes. Most of those calls ...

Make an appointment with “Sanjay Gupta MD” every Saturday at 4:30 p.m. ET and Sunday at 7:30 p.m. ET on CNN. As electronic cigarettes increase in popularity, calls to the nation’s poison control ...