In the video, a person wearing blue gloves is seen handling a tray of test tubes. The person is in a laboratory setting and is using a machine to process the test tubes. The person is carefully placing the tray into the machine and then adjusting it to ensure it is properly aligned. The machine appears to be a specialized piece of equipment used for testing or analyzing the contents of the test tubes. The person's movements are deliberate and precise, indicating that they are experienced in using the equipment. The laboratory is well-lit and appears to be clean and organized.