Students Invent a Quieter Leaf Blower
Hate the sound of leaf blowers, that droning buzz that cuts through the quiet of a weekend morning? A new type of leaf blower – one that is significantly quieter than gas-powered ones and even less noisy than electric ones – may be available within a couple of years. What a delight!
Hearing is be-leafing: Students invent quieter leaf blower
Patent-pending design by Hopkins undergrads could be available in stores within two years
Jill Rosen