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TIL the ancient Chinese used natural gas for lighting purposes around 500 B.C., using bamboo pipelines to transport the gas for miles.

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xo77 TIL Princess Diana’s grave is on a private island; once a year visitors are allowed to visit a shrine near the island, but no visitors are allowed to set foot on the island itself
Rvy4 TIL a study was done for which over 200 cigarette smokers were observed for a year as they attempted to kick the habit. 62% relapsed within the first two weeks, and 95% of those who smoked even just one cigarette after trying to quit resumed their previous pattern of smoking.
OGDlg TIL Tetris helps cope with trauma
w0vE TIL that dogs are more likely to steal food in the dark because they know that humans do not see as well when light is low.
JY4R1 TIL NBC would occasionally add a fourth note to its chimes to notify reporters to immediately return to the office to prepare historic news reports. The fourth chime was most famously used during the nation's D-Day reports, but was discontinued after WWII.