Colin Furze has created all kinds of inventions over the years, from useful to useless. This one falls into the latter bucket, though it could be used to get your campfire going. Because nobody was asking for it, Colin created a flamethrower that mounts inside of his pants and shoots fire from his butt. It’s powered by an aerosol can and an electric igniter.
Do you know how you can improve any item? Give it a backside. Brian Cook’s literally cheeky book Butts on Things is loaded with more than 200 illustrations of objects bestowed with a fresh pair of buns. From tacos to ice cream to a cup of coffee, everything looks better with buttocks and a buttcrack.