In the video, a person is seen using a hammer to remove the plaster from a wall. The person is holding the hammer with one hand and using it to chip away at the plaster. The wall appears to be in a state of disrepair, with visible cracks and missing plaster. The hammer is a standard claw hammer with a wooden handle and a metal head. The person is wearing a blue shirt and is working in a room with green walls. The lighting in the room is dim, and there is no visible furniture or other objects in the room.