We identified [antimony] at high concentrations in the unused e-liquids of these devices, says Mark Salazar, a PhD candidate in Poulins lab
doi:10.1016/j.amepre.2013.12.010
Besides consideration of open or closed systems, other issues to consider when choosing a product include certification of adherence to Good Manufacturing Practices and whether the manufacturer provides product liability insurance
Heres how it works: When an ambassador approaches a person who confirms theyre a smoker, the ambassador then scans that persons ID and enters their email address, phone number, and home address into a handheld device
Of those 7,000, at least 69 are known carcinogens, or cancer causing
Naturally, the extent of these effects would vary depending on the type of tobacco product you are smoking