Chilled panels use half the energy of conventional air conditioners and can be used outdoors or indoors. AC’s guzzle power and spew out millions of tons of carbon dioxide daily. They’re also not always good for your health – constant exposure to central A/C can increase risks of recirculating germs and causing breathing problems.
There’s a better alternative, say a team of researchers from the University of British Columbia, Princeton University, the University of California, Berkeley and the Singapore-ETH Centre.
They call it the Cold Tube, and they have shown it works.
“Air conditioners work by cooling down and dehumidifying the air around us – an expensive and not particularly environmentally friendly proposit...
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