Senators push for Kids Online Safety Act after landmark legal ruling
[99] Makers promoted that their aerosols contain only water, nicotine, glycerin, propylene glycol, and flavoring, although a 2015 study reported heavy metals in the vapor, including chromium, nickel, tin, silver, cadmium, mercury, aluminum, [112] while another 2015 study reported carbonyls, metals, volatile organic compounds and particulate matter, [113] and a 2016 review concluded that e-liquids added formaldehyde (an International Agency for Research on Cancer (IARC) group 1 carcinogen), [114] acetaldehyde (IARC group 2B carcinogen), lead, acetone, copper, and cadmium
Respir Res 18: 104, 2017
Ultimately, it remains to be seen whether FDA can develop a clear OTC pathway for ENDS, and what types of companies would be able to take advantage of it