In the video, a person is seen pouring a white liquid into a flask that is placed on a hot plate. The flask is transparent and has a narrow neck. The liquid is poured from a small glass container, which is also transparent. The hot plate is white and has a black circular area where the flask is placed. The person's hands are visible as they pour the liquid, and they are wearing a ring on their left hand. The background is a wooden surface, and there is a yellow triangle with an exclamation mark on the hot plate.