Vaper trail
People may have been doing it since about 5000BC, but those early humans at least had the excuse that no public health messages warned against deliberately inhaling burning substances. The emerging evidence that at least one ingredient commonly found in e-cigarettes may be deadly has understandably dismayed those addicts who have found inhaling nicotine vapour a healthier alternative to smoking cigarettes. Now that US health authorities have documented at least seven deaths and several hundred lung ailments linked to e-cigarettes, vapers are breathing less easily. US President Donald Trump’s pledge to ban e-cigarettes with flavourings, because of their well-charted appeal to children and teens, may be the only non-controversial statement he has made since taking office. Despite the shock of vaping’s apparent potential to cause deaths, and so quickly, the question is not…