Ukraine’s latest weapons in its war with Russia: 3D-printed bombs
Hand grenades are designed to be thrown, so they are light. But when they are dropped from drones, this can be a drawback. With a typical weight of just 300 grams, grenades are short on “killing power”, says a man nicknamed “Lyosha”, who is an amateur weapons-maker based in Kyiv. After one goes off, he says, targeted Russian soldiers “often just keep running”.