› added 5 years ago

76

TIL that all the urinals and toilets aboard the Iowa class battleships used saltwater to conserve valuable fresh water, except for one. The brig toilet used fresh water so that prisoners couldn't make themselves sick by drinking it.

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mx1XE TIL 12% of Americans think Joan of Arc was Noah's wife, from the Bible.
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loKBB TIL regular soap does not kill germs on your skin. It just makes your skin less adhesive so the germs and grime can be washed away.
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Ob5e TIL that your nose is always visible to you. Your mind ignores it through a process called Unconscious Selective Attention.