London Heathrow Marriott slashes water waste with smart pot-washing system

Madeleine Cuff
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New dish washing technology has saved more than 90 per cent of water used at the hotel

Heathrow's London Marriott has drastically cut its water use, after installing a smart dish-washing system which uses high pressure water and small granules to blast pots and pans clean. A six month...

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Madeleine Cuff
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