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TIL A type of interlocking brick were invented in the late 1930s (predating LEGO by a decade) called American Bricks by ELGO Plastics Company

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4kEbb TIL one should not expose themselves to DAP’s Alex Fast Dry caulk. It is harmful to breathe the vapors and get it on your skin.
XKw6 TIL that Christians introduced “Christian Power Cards” to compete with Pokemon due to the concept of ‘Pokemon Evolution’ going against the Biblical creation account in Genesis.
o6PK TIL - Greyhounds are universal blood donors, and with few exceptions, blood from any greyhound can be given to any other breed of dog.
GYJR5 TIL of Grabel's Law. It goes: "Two is not equal to three, not even for large values of two." Apparently, a professor named Grabel stated this during class, and his students christened it as Grabel's Law.
XGe8 TIL ravens are capable of counting, mimicking speech, recognizing faces and voices, reading the face of a clock, and using tools to gather food.