To ensure cleanroom safety, personnel should wear the appropriate personal protective equipment (PPE) including eye protection, face masks and gloves where appropriate. Workers should be familiar with the cleanroom protocols and layout of the facility. Personnel must not use equipment, materials, or processes that they are unfamiliar with, instead, they must get the proper training first. Locate and understand the proper operation of safety equipment including fire extinguishers, safety showers, eye wash stations, and emergency shut off and bypass switches. Know the facility emergency signals, alarms, and evacuation routes and procedures. Know and follow compressed gas cylinder safety protocols; ensure that they are familiar with hazardous gas monitoring equipment and the associated alarms.