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TIL The pH scale was invented by the Carlsberg brewery as a convince for determining the acidity of their alcoholic beverages

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P1PNe TIL that the British were the first to call the sport "soccer," as a shortening of "association football"
rxQe TIL that while filming Monty Python and the Holy Grail, the live rabbit they used for the “monster” scenes was covered in what they assumed was washable red dye. But when they had trouble cleaning it off, they had to stop filming to desperately clean the rabbit before its owner arrived.
wLZe6 TIL that Alaska, Hawaii, Maine and Vermont have banned billboard advertising.
Mln8 TIL that there’s a large black stain at the back of the chair, which everybody assumes is Lincoln’s blood , but that’s not the case. Research on the stain has shown that it’s hair oil. Some of the other stains are water damage.
awMNZ TIL that Mount Everest has so much garbage and equipment left behind by climbers, that the Government of Nepal now demands that each climber deposit $4,000, which is refundable only if the climber brings down at least 17.6 pounds of trash on his or her way off the mountain.