The video shows a person holding a plastic bottle with a metal nozzle attached to it. The person is demonstrating how to attach the nozzle to a hose. The hose is connected to a yellow machine, which is likely a welding machine. The person is wearing a blue shirt and is standing in front of the machine. The plastic bottle is clear and has a blue label on it. The metal nozzle is gold in color and has a green ring around it. The person is holding the nozzle with one hand and the hose with the other hand. The video is shot in a workshop or garage setting.