It took decades to understand the dangers of secondhand cigarette smoke. We’re ahead in learning about secondhand smoke from alternative nicotine devices such as e-cigarettes. Supporters erroneously claim they release only water vapor. Along with water vapor is acetone, formaldehyde and propylene glycol in addition to heavy metals nickel, tin, and lead. Exposure to secondhand aerosol is not safe. It’s why vaping should be kept outdoors.
Who opposes indoor vaping? The American Medical Association, American Academy of Pediatrics, World Health Organization and Center for Disease Control and Prevention.