Handling liquid nitrogen requires proper training, protective equipment, and safety precautions. Here are some guidelines for handling liquid nitrogen safely: Protective equipment: Wear gloves, eye protection, and appropriate clothing to prevent skin or eye injury. Training: Make sure you have received proper training in the handling and storage of liquid nitrogen before attempting to use it. Handling: Use tongs or other protective tools to handle containers of liquid nitrogen. Do not touch the containers with bare hands. Storage: Store liquid nitrogen in a well-ventilated area, away from sources of ignition and flammable materials. Spills: If a spill occurs, evacuate the area and allow the liquid nitrogen to evaporate. Do not attempt to clean up a spill unless you are trained and equipped to do so. Transport: When transporting liquid nitrogen, make sure containers are securely fastened and protected from damage. Dispensing: When dispensing liquid nitrogen, use a pouring device to control the flow and prevent spills. Evaporation: Allow any spilled liquid nitrogen to fully evaporate before re-entering the area. It is important to follow all safety guidelines and procedures when handling liquid nitrogen to prevent injury and minimize the risk of accidents.