A giant ‘fridge in reverse’ provides hot showers for guests at First World Hotel’s Tower 3. Photo: The Star/Genting Bhd
What is the best way to heat water in cold mountains? The answer lies not in water heated directly by electricity, gas or fuel oil – especially if you are operating a big hotel.
There is a cheaper – and more eco-friendly – way by using “free heat” from the atmosphere. And this is harnessed by running a huge “fridge in reverse”!
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