A recent national survey conducted in the US has indicated a significant drop in teen vaping rates. On the other hand, the report showed an increase in the use of disposable e-cigarettes, which is believed to result from the fact that the ban on flavours vaping exempts disposable products. Before the release of this data, the FDA had already sent warning letters to ten vape businesses including Cool Clouds Distribution Inc. (doing business as Puff Bar), asking them to remove their flavoured disposable e-cigarettes off the market since they do not have the required PreMarket Authorization. [...]