Higher volumes of these volatile compounds are made by more powerful electronic cigarettes, such as those designed for sub-ohm vaping, but a 2015 study found that and that no formaldehyde was detected on low voltage E-Cigarettes (less than 3.3V), indicating that low powered vapes are likely to be safer than high powered devices (2)
They are often promoted as tobacco-free, but the nicotine may have been extracted from tobacco and may contain substances originally present in tobacco
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However, this phase is temporary
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