Custom glass tips have a tapered tip that creates a comfortable draw
Or that the same phenomenon has less of an impact on mobile phones, because they are now too embedded in our day-to-day lives to fundamentally call them into question, unlike e-cigarettes

Whereas if they were sold in pharmacies or specialist shops, it's much easier to monitor them." Changes to regulation of e-cigarettes and e-liquid being brought in once the nicotine products are legalised: Sale, and supply in a public place, to under 18-year-olds is prohibited Sale via vending machines is restricted to R18 settings All retailers will be allowed to display e-cigarettes and e-liquid at the point-of-sale Retailers that restrict entry to people aged 18 and over will be allowed to display e-cigarettes and e-liquid in-store (including window display) and promote products on the outside of their store, as well as offer discounts, free-samples, loyalty rewards and co-packaging Broader advertising eg billboards, radio, TV and Internet advertising will be prohibited Vaping will be prohibited in workplaces and other areas where smoking is not allowed under the Smoke-free Environments Act 1990 Product safety requirements (eg for nicotine concentration) will be set.

With a large hopper capacity, it can hold a significant amount of tobacco, reducing the need for frequent refilling