› added 3 weeks ago

7

TIL some regions in United States have been painting their porch ceilings a specific shade of blue, believing it wards off evil spirits, haints, and ghosts. So much so, that all major paint companies sell this color. (e.g. SW9063 "Porch Ceiling")

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l7n7K TIL that the octane rating you see at the fuel pump isn't the percentage of octane in your fuel. It's simply a measure of its resistance to engine knock in comparison to the isooctane standard.
gWWy TIL McRibs contain an ingredient most commonly found in yoga mats
xKx7 TIL a man in China bought a first class ticket on China Eastern Airlines, went to the airport every day for almost a year, ate food for free at their lounge, changed his ticket for the next day after eating about 300 times, then cancelled his ticket for a full refund before validity expired.
d8yPB TIL that although you need to be 21 to purchase alcohol in the United States, states have the right to make exceptions to when a minor may consume alcoholic beverages
PXGg TIL about operation Vegetarian, a 1942 plan by the British military to drop linseed cakes infected with anthrax on German fields where they would be eaten by cows and thus infect the civilian population that ate them, the test site in Scotland remained uninhabitable until the 1990’s