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Headline

Device could help save water while hot tap is warming up

Comment

If the stored water is discharged via the cold water system, you probably wouldnt want to drink it as it may be lukewarm. You would need to run the cold water tap until it is cold, so defeating the objective. Also, having been through the boiler, it may no longer meet drinking water regulations.

Posted date

21 Jun 2012

Posted time

12:55 pm

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The Engineer May Digital Edition

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Forward-looking flying car specialist Terrafugia has unveiled a new autopilot-equipped STOVL concept which it says could be on sale in 8-12 years. But will the science-fiction staple of the flying car ever take off?

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NASA chief Charles Bolden says that the agency is moving forwards with plans for a manned Mars mission, but there are significant ‘technology gaps’. Which of these is likely to be the most difficult to overcome?

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