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Fire spreads with amazing speed, and every second counts. Do you know how far you need to stand when extinguishing fire? The fire extinguishers should be aimed at the base of the fire, and the user should try to stand at least six feet (2 meters) back from the fire, as the fire extinguishers is under high pressure and it will spray a great distance. The innovative fire extinguishers [Safety Distance] can project effective zone sign on the ground with laser beam. Due to this design, people extinguish fires follow laser beam to most efficient and quickest move to the correct position.
National Taipei University of
National Taiwan University of Arts
national taipei university of
Chi Wang , Chih-Wei Lai , Chun-Chieh Chang , Jia Yu Hong