Still, it’s unclear just how effective the concept could be when it comes to putting out large fires and Initial experiments with high-frequency sound waves didn’t yield many results, but low-frequency waves (30-60 Hertz) actually worked./nTran and Robertson began with the idea that sound waves can cause a physical impact on objects, reported science news website Tech Xplore. If sound waves could be used to come between whatever’s burning and oxygen – which fuels the fire – the students believed the flames themselves would go out.
Channels: Fun and Smart
Tags: sound based fire extinguisher
Uploaded by: mnistanbl ( Send Message ) on 11-04-2015.
Duration: 0m 52s