The definition of a white Christmas in the UK is for a single snow flake (perhaps amongst a shower of mixed rain and snow) to be observed falling in the 24 hours of December 25th.
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Electric lights for trees were first used in 1895.
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7.6 million Christmas trees are sold each year.
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Coca Cola was the first beverage company to use Santa for a winter promotion.
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The abbreviation Xmas isn't irreligious. The letter X is a Greek abbreviation for Christ.
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Frumenty was a spiced porridge, enjoyed by both rich and poor. It was a forerunner of modern Christmas puddings. It is linked in legend to the Celtic god Dagda, who stirred a porridge made up of all the good things of the earth.
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The sun sets on 24 December at 3.55pm in the UK, and rises the following morning at 8.05am.
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Rudolph the red-nosed reindeer was invented for a US firm's Christmas promotion in 1938.
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