Page 15 - Fire Services Journal 2018-less

FEATURE
FIREFIGHTERS IN DUBAI HAVE BEEN GIVEN WATER JETPACKS TO FIGHT FIRES FROM THE CITY’S WATERWAYS.
FIRE EXTINGUISHING BALL
A FIREFIGHTER IN DUBAI USING A JETPACK TO BEAT THE CITY’S CONGESTED TRAFFIC.
SETH ROBERTSON AND VIET TRAN USING A SONIC FIRE EXTINGUISHER
Sonic fire extinguishers
Though they belong to the same family as regular fire extinguishers, the sonic versions should belong to a class of their own.
Jetpacks
Firefighters in Dubai have been given water jetpacks to fight fires from the city’s waterways.
The ‘Dolphin’ device is a jet ski equipped with a jetpack and firehose which allows firefighters to tackle blazes along the city’s extensive shoreline.
Dubai suffers from heavy traffic which response teams have previously had to mitigate before making it to the scene of an emergency.
The apparatus is known as a wave extinguisher and works by using acoustic waves to suppress flames. The extinguisher only emits sound, making it ideal to use around equipment and personnel.
Though the principle of using sound to subdue fires has long been understood, only recently was the idea transformed into a feasible device. Essentially, the vibrations of the music work to separate the air from the fuel, causing the material to burn out. Throughout history, copious amounts of money have been poured into fire
More information at www.interestingengineering.com/
suppressive technologies. Though they are expensive, no amount of money could ever replace the lives they protect.
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