Caution Sign: Oxygen In Use, No Smoking, Open Flame or Vaping

This is a caution sign for areas where oxygen is in use. It states 'Oxygen In Use', 'No Smoking', 'Open Flame', and 'No Vaping'. The sign is black, white, and red with clear pictograms. It's designed to alert people to potential hazards. This sign is useful in medical facilities or industrial settings where oxygen is present.