In the video, a person is seen using a soldering iron to melt solder onto a small electronic component. The person's hand is steady as they carefully apply the solder, ensuring that it adheres to the component's surface. The soldering iron is held at a precise angle, and the person uses a small brush to clean any excess solder from the component. The electronic component appears to be a green circuit board, and the solder is a shiny, metallic substance. The person's hand is steady, and they seem to be experienced in soldering.