doi:10.1038/435042a
Like the battery issue before, as a disposable user going out for the day you have a choice of taking a risk or bringing along another disposable in case the first runs out
Stop them abruptly and many people hit what clinicians call discontinuation syndrome: dizziness, nausea, vivid dreams, irritability and brief electric-shock sensations through the head and arms
With this in mind, a pack of 20 cigarettes contains approximately 200-300 puffs
However, state law does provide local governments with the power to regulate e-cigarette use
The fact that synthetic coolants are odorless also raises another important question: Legislation such as the FSPTCA or the European Tobacco Product Directive (TPD) 1,57 banned characterizing flavorants from combustible tobacco products (with exemption for menthol in the US), yet is unclear how synthetic coolants lacking a characterizing flavor would be treated