To prevent accidents and comply with building codes and safety standards, signs and facility identification goods draw attention to hazards, restrict traffic, mark equipment, and offer information. Safety signs provide information and reminders about potential hazards as well as safety recommendations, thereby reducing the risk of accidents and injuries. Directions, marking exits and entrances, restricting access to select areas, and identifying areas under monitoring are all provided by security grounds signs. Exit signs, fire signs, and emergency situation signs all identify escape routes and safety devices to help with building evacuations and emergency management. Signs for parking, traffic, and road construction help people navigate their way through roads and parking lots. The contents of internal and external pipes are identified by pipe markers. Valve tags include numbers and standard abbreviations preprinted on them to communicate vital pipe content, valve identification, or operation information.