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TiL in China a large industry developed using sewage as cooking oil.

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Z8p0Q Do you love jumping into a comfy bed at the end of the day? So do orangutans! In this week’s Today I Learned, National Geographic Emerging Explorer Panut Hadisiswoyo shares just how particular orangutans can be about their sleeping arrangements.
LQdQP TIL that one person is a doctor, lawyer, dentist, and scientist. Scott Orr has DDS, PhD, JD, and MD degrees. He is a professor of anesthesiology, law, plastic surgery, and sports medicine in Las Vegas.
D181P TIL about Grayson's syndrome, a syndrome so rare it's named after the only known case who is a little boy obsessed with baseball.
OoR5g TIL that more than 95% of all stars which will ever exist have already been born. Star formation is now 30 times lower than at its peak 11 billion years ago.
5VykP TIL some bricks have indentations called “frogs,” which reduce their weight and provide a key for mortar, enhancing the bond between bricks.