second hand cigarette smoke makes me nauseous Why the secondhand smoker the most affected than the person who smokes? The Science Behind Secondhand Smoke:

[DOI] [PubMed] [Google Scholar] 141.Kanis J.A., Cooper C., Rizzoli R., Reginster J.-Y

But analysts from Cicago-based investment research firm Zacks have identified a third potential factor the shift in consumer preference from smaller e-cigarettes to tank devices, which are typically larger and have longer-lasting batteries and a puff that is more similar to a combustible cigarette. The rise in popularity of specialized e-cigarette shops selling superior sec0nd-generation vaporizers has been blamed for the decline in sales before, because research companies like Nielsen and Wells Fargo dont take them into account when compiling their data

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The reason is simple: vaporizers heat the product instead of burning it, so more of the material gets used during the session instead of going to waste