A top advertising award went this year to a campaign in which a radio station broadcast ultrasound to repel mosquitoes. A nice idea, but does it work.
[url=http://www.bbc.co.uk/news/magazine-20669080]More...[/url]
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A top advertising award went this year to a campaign in which a radio station broadcast ultrasound to repel mosquitoes. A nice idea, but does it work.
[url=http://www.bbc.co.uk/news/magazine-20669080]More...[/url]