I do enjoy a good camping trip or hike now and then but living in a partially tropical climate means that any prolonged outdoor adventures require copious amounts of bug repellent to be tolerable. In Australia the main biters are mosquitoes, sand flies, marsh flies and ticks but you can also get ants and fleas too. In countries with malaria, insect repellent takes on an even more important role, as aside from bed nets, it is the front line in preventing malaria. I don’t know if there is a vaccine available, but if there is, doctors advise travelers to prevent bites in the first place with an “industrial strength” insect repellent. The most commonly recommended is one to me is …