Link to article, where you can also listen to the messages: http://www.wales.nhs.uk/sitesplus/862/news/41711Hywel Dda University Health Board (UHB) are the first in Wales to launch a public PA system discouraging smokers from lighting up outside their Carmarthenshire, Ceredigion and Pembrokeshire hospitals.
While I agree we don't necessarily know what's being emitted by e-vaping devices, I do think this is a step too far. A simple sign should do.