The debate over the safety and efficacy of e-cigarettes, which are illegal in Australia, will step up a gear this week with the arrival of an outspoken. In the UK, where e-cigarettes are legal, there is some consensus that smokers should be encouraged to use the devices as a quitting aid. But Australian experts largely want the ban to remain in place. It is legal to buy "vaping" devices, but it is unlawful to sell, possess or use ones containing nicotine because the chemical is classified as a poison. Read the full article at: www.smh.com.au