i came across this article linked below where Duncan Hunter vaped during a congress meeting to ban vaping on planes in the USA and i thought to myself what are the laws regarding that here? not so much vaping on a plane but taking your mod with you on the plan for domestic flights?
http://edition.cnn.com/2016/02/11/politics/duncan-hunter-vaping-congressman-plane-amendment/
http://edition.cnn.com/2016/02/11/politics/duncan-hunter-vaping-congressman-plane-amendment/