There are three people in the image. They appear to be engaged in some form of activity, possibly related to fire or heat. The person on the left is wearing a dark-colored shirt and appears to be holding a stick or tool. The person in the middle is also dressed in dark clothing and seems to be holding a similar object. The person on the right is wearing a light-colored shirt and is holding an object that resembles a torch or a lighter. The overall scene suggests a controlled environment, possibly for a demonstration or experiment.