Throwing Bullets Into Molten Aluminum Is an Explosively Bad IdeaCasey Chan6/27/16 9:50pm533EditPromoteDismissUndismissHideGo to permalink Please don’t ever do this at home. Or do this anywhere, really. Mixing bullets with molten aluminum creates a helluva explosion—but it sprays the hot liquid metal everywhere, and that’s just a terrible idea. Plus, it’s guaranteed to end in fire and blood. Instead, watch the Backyard Scientist do it.