What is "hobo stove"

n. A type of improvised (l/en: stove), consisting of a (l/en: can) without the top and with openings near the bottom.

thumb|upright=1.4|Heat convection in a hobo stove (schematic) thumb|upright=1.4|A hobo stove in use A hobo stove is a style of improvised heat-producing and cooking device used in survival situations, by backpackers, hobos, tramps and homeless people. Hobo stoves can be functional to boil water for purification purposes during a power outage and in other survival situations, and can be used for outdoor cooking.