Back in 1997, a fire destroyed a 17-story hotel at the beach resort town of Pattaya, Thailand. At least 78 people were killed and more than 50 injured.
That disaster so horrified a Thai inventor named Phanawatnan Kaimart that he decided to do something about making such fires easier to put out. The following year, Kaimart invented the Elide Fire Ball, a device that enables an ordinary person without fire protective gear or training to put out a fire, without having to fumble around with a conventional fire extinguisher.
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Instead, all a person has to do is take one of the 3.5 pound balls, which are intended to be hung on walls in strategic places, and then throw it into the blaze.