Southeast Asia has the "highest rates of methanol poisoning globally", said Al Jazeera, and this is often blamed on "economic pressures and weak regulations". Laos, despite its increasing popularity with backpackers, is one of the poorest nations in the region.

T he death of six tourists visiting Laos is suspected to be the result of mass methanol poisoning, after all are believed to have consumed alcoholic drinks tainted with the toxic substance. With officials issuing fresh warnings about the dangers of ingesting methanol, here’s what you should know about what it is and how it affects the body.

James Louis Hutson, 57, of the US, and Anne-Sofie Orkild Coyman, 20 and Freja Vennervald Sorensen, 21, both Danish, were staying at the Nana hostel in Van Vieng, approximately two hours north of the nation's capital Vientiane, when they became ill.