This project was supported by the Tobacco-Related Disease Research Program (TRDRP) of the University of California Office of the President (T31IR-1584 & T32IR-4988)
Procedure Participants were recruited between September 2022 and February 2023 using online research recruitment platforms (e.g
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Recommended e-cigarettes Volt, by Smokeless Image Pros: Excellent vapor production Strong battery life Great customer service Good e-liquid flavor selection Best product overall for the average user Cons: Poorly constructed PCC Lacks the option of a significantly larger battery V2 cigs Pros: Great vapor production Solid battery life Excellent PCC and other accessories Cons: Slightly less-solid battery construction E-liquid flavors arent great TGo, by Apollo Pros: Excellent battery life Great vapor production Good e-liquid flavor selection Cons: Some report customer service issues (though others say Apollo has the best customer service) ProVari, by ProVape Pros: Best battery life Adjustable voltage Excellent vapor production Cons: Bulky, bad for portability Downsides The most significant downside to e-cigarettes, in terms of user experience, is managing the charging of the batteries, which is done using either a USB, wall or car charger, or PCC

in a letter to his friend Robert Ross, Wilde explained the philosophy of the play: we should treat all trivial things very seriously, and all the serious things of life with sincere and studied triviality