But when these coils overheat, they can burn the wick, degrade the fluid, and release highly toxic chemicals like formaldehyde and acrolein
The honest answer is a bit of both, and understanding why changes how you use a mouth freshener after smoking
Unfortunately, these important facts have, too often, been glossed over in many studies
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Changes in smoking intensity over time Increased mortality in smokers is linked to smoking intensity or pack-year history 8, 9, 18 , including greater duration of smoking, age at which smoking was initiated, more cigarettes per day, increased inhalation per cigarette (eg, smoking down to the butt) and/or changes to the harmfulness of the product over time such as tar/carcinogen content or roll-your-own smoking
That's not a health hack, its a textbook example of chemical dependence