This is called a Swedish flame. Make your cuts like you're cutting cake, leave about 6 inches at the base, throw about a cap full of fuel oil in it. It burns up to two to three hours Can use olive oil instead of fuel oil :-) Any oil will burn!
Factory windows add a vintage industrial note to the bath -- coolest shower ever. If I could have a separate shower/tub downstairs in the en suite, that is awesome. But isn't this the most awesome upcycled window idea?