This Robot Eats Concrete Buildings

Usually, the demolition of a building requires big, clunky machines making ear-splitting noises and throwing nasty dust into the air that you, your family, and your friends breathe in. Well, that is until ERO arrives on the skyscraper-wrecking scene (right now, this awesome gadget is just a concept). The hydro-demolition robot will dismantle concrete and then cleanly package any water and rebar for a later use. The coolest part, according to inventor Omer Haciomeroglu, a student at Sweden’s Umea Institute of Design, is that once “ERO starts working, it will literally erase the building.