Powered by Propane: The GreenSteam Weed Killer

Meet the GreenSteam Weed Killer: propane tank in the back, blazing hot steam thrower in the front. The Canadian-made machine looks like a gardener’s R2D2, but in lieu of charming beeps it emits a weed death ray. The device’s wand features a propane-fueled “flash boiler” that shoots out 1000-degree steam at the pull of a […]