A Canadian eighth-grader's science experiment raises questions about whether hand dryers, like the ones found in public restrooms around the world, can damage the hearing of young children
A Canadian eighth-grader's science experiment raises questions about whether hand dryers, like the ones found in public restrooms around the world, can damage the hearing of young children.
The study, published last month in the journal Paediatrics & Child Health, also indicates that some manufacturers' stated noise ratings might be nothing but hot air.Calgary, Alberta, eight-grader Nora Keegan started with some anecdotal evidence."Informally, parents have said that their children refuse to go into particular washrooms because the dryers are too noisy, and children say they 'hurt my ears,'"Nora wrote.
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