The video shows a close-up of a metal object being heated in a furnace. The metal is glowing bright orange and red, indicating that it is extremely hot. The furnace is made of metal and has a dark interior. The metal object appears to be a piece of steel or iron, and it is being heated to a high temperature in preparation for shaping or forging. The video does not show any people or other objects, and the focus is solely on the heating process of the metal.