My new contraption simulated smoking, I learned, through a battery which heated and vaporised liquid nicotine in water and propylene glycol
Its a great question because we do get a lot of the same questions
The World Health Organization (WHO) says the so-called e-liquids used in e-cigarettes - whether they contain nicotine or not - typically comprise additives, flavours and chemicals that can be toxic to peoples health
New rules to restrict cigarettes brought into Ireland from certain EU countries If travellers from Bulgaria, Croatia, Hungary, Latvia, Lithuania and Romania, bring more than 300 cigarettes into Ireland, they must now declare this to a Revenue official and pay the correct excise duty 10 January 2014 Under new regulations in place since 1 January 2014, travellers from Bulgaria, Croatia, Hungary, Latvia, Lithuania and Romania will not be permitted to bring more than 300 cigarettes (for personal use) back with them
BMJ 298(6676):784788 Cui M et al (2018) Associations of tobacco smoking with impaired endothelial function: the circulatory risk in communities study (CIRCS)