It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
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When withdrawing money from an ATM, the 'whirring' sound before your money pops out is actually a recording. The actual mechanism is so far back that you can't hear it.
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The gas that gives rotten eggs their distinctive foul smell may slow ageing and block damaging chemical reactions inside cells, according to scientists in China.
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Sitting straight upright in your chair is bad for your back. You should instead slouch at an angle of 135 degrees.
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