In the video, a person is seen painting a wooden block with black paint using a brush. The person starts by painting the top of the block and then moves downwards, covering the entire block with black paint. The brush used is a flat brush with a wooden handle. The wooden block is placed on a surface covered with newspaper. The person's hand is visible holding the brush and applying the paint. The video is shot in a well-lit room, and the focus is on the painting process.