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TIL that a titanium hammer harnesses 97% of the energy from a hammer swing to the nail, whereas a steel hammer only transfers 70% of the energy.

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wLA68 Today I learned about the "James while John had had had had had had had had had had had a better effect on the teacher" language puzzle.
4Xy95 TIL that COLLABORATIONISM does not carry the same positive connotation as its root word. It instead refers to the carrying out an act of treason; most commonly applicable to WW-II
p67p TIL Hollywood used 1,500 Inflatables as crowd for “The King’s Speech” movie
OGP9a TIL that today's the 40th anniversary of Joe Delaney's heroic sacrifice: The 24-year-old Kansas City Chiefs RB saw 3 kids drowning in a pond on June 29, 1983. Despite not knowing how to swim, Joe jumped in & saved 1 boy before succumbing to the water himself.
jNE6N TIL drinking alcohol makes you want to pee because for every 200 millilitres of beer you drink, your kidneys generate 320 millilitres of urine. “Breaking The Seal” is real.