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TIL in WW1, ten Vickers machine guns fired over one million rounds in a 12-hour period to provide sustained covering fire. To cool the guns, they used all the water in the neighbourhood, including drinking water and the contents of latrine buckets.

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0ww6y TIL California (population 39 million) has a larger economy than France (66mil), India (1.3bil), Italy, Brazil, Canada, South Korea, Russia, and Australia.
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