For reference, a standard cigarette and tube diameter is about 7.8 to 8.0mm
As an American Heart Association review on e-cigarettes states: In general, the health effects of e-cigarettes have not been well studied, and the potential harm incurred by long-term use of these devices remains completely unknown. Based on the science so far, short-term exposure to e-cigarettes doesnt appear to carry serious and immediate health effects
The privileges provided for in this subchapter for representatives, officers, employees and members of the armed forces, of foreign governments, their families, suites and servants, shall be accorded only if their government grants reciprocal privileges to United States personnel of comparable status
(This takes practice, for the record.) Q: What exactly is a cigarette holder