How To Use Audio To Firefighting

In the everyday routine, listening, creating, editing some audio materials I don't think about that how many other way to using the audio.

Viet Tran and Seth Robertson - both of engineering student of George Mason University - created a firefighter unit that uses sound waves to separate oxygen from object on fire.

Tran and Robertson are spending about $600 of their own money to develop, they have built a portable unit which part is sound generator, amplifier, power source, speaker and focusing tube. It would seem to have great potential in attacking fires in a variety of situations. Sound waves are much cleaner than water, powder, foam and chemicals, there's no collateral damage to the surroundings.

They tried different frequencies but eventually the lower frequencies working much better.

Tran said :"It's low-frequency sounds -- like the thump-thump bass in hip-hop that works," but “music isn’t really good,” Robertson said, “because it doesn’t stay consistent.”

Let's see how working this thing: