The winter of 1932 in the US was so cold that Niagara falls froze completely solid!
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Dirty snow melts faster than clean.
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-40 degrees Celsius is equal to -40 degrees Fahrenheit.
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The Earth sees about 760 thunderstorms every hour, scientists have calculated.
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The speed of a typical raindrop is 17 miles per hour.
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Men are 6 times more likely to be struck by lightning than women!
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9 out of 10 lightning strike victims survive!
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