There are about 100,000 bacteria in one litre of drinking water.
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Approximately 60% of the water used by households during the summer is used for watering flowers and lawns.
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Hot water can freeze faster than cold water.
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A person can live without food for about a month, but only about a week without water.
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Sound travels about 4 times faster in water than in air.
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Tap water in Canada is held to a higher health standard than bottled water.
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Spain's capital Madrid means "place of abundant water".
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