Many fires have been put out by a good dousing, but two students recently extinguished a blaze by using something far less common – sound waves.
Many fires have been put out by a good dousing, but two students from George Mason University recently extinguished a blaze by using something far less common – sound waves.
The path to the discovery that such a method is effective began with a school project.
Guiding their exploration was the idea that if mechanical waves in general are a known means of impacting objects, then sound ones in particular may have the power to move around the elements of a fire.
In particular, their aim was to
