The image shows a set of six test tubes arranged in a row on a white surface. The test tubes are made of transparent glass and have wooden caps on top. Each tube has a small amount of black liquid inside, which appears to be a mixture of different substances. On the right side of the image, there is a small jar with a lid, which is also made of glass and has a label on it. The jar is open, revealing the contents inside. The background is a plain white wall.