Rescue Balloon Helps Locating Campers or Hikers Lost in Deep Forest

Rescue Balloon Helps Locating Campers or Hikers Lost in Deep Forest

When campers or hikers are lost in a forest or had an accident, the main barrier to rescue them is the difficulty to find out their exact location due to the heavy tree canopies of the forest. Rescue balloon is a simple locating concept device that features a tubular balloon filled with helium gas which […]

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