Research has shown that open system e-cigarettes are associated with more frequent and established use, and they are also believed to deliver more nicotine into the bloodstream than their closed system counterparts
On a population level, the implications of this study are sobering: reductions in CVD associated with declining smoking rates in countries such as Japan and the United States2 can be expected to lag quit rates by 10 to 15 years, and in countries where smoking rates appear to be increasing, such as China and Indonesia, rates of CVD are likely to increase for decades into the future
[59] A 2018 PHE report stated that the toxicants found in e-cigarette vapor are less than 5% and the majority are less than 1% in comparison with traditional cigarettes
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The higher the CADR rating, the faster the unit can deliver clean air