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TIL oil does not come from dinosaurs, rather it's the remains of all the bacteria and single-celled organisms that originally ruled the world.

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X01gj TIL: Caffeine is a banned substance by the NCAA. A urinary caffeine concentration exceeding 15 micrograms per milliliter (corresponding to ingesting about 500 milligrams, roughly 6 to 8 cups of brewed coffee, two to three hours before competition) results in a positive drug test.
166Pd TIL about Cyclones Katrina and Victor-Cindy, a cyclone (hurricane for the Americans) in the Southern Hemisphere that maintained its circulation for over fifty days, crossed over three basins (South Pacific -> Australian Region -> Southwest Indian Ocean), and used three names.
gpk9 TIL Blue Raspberry was created for use in snow cones due to concerns over FD&C Red No. 2 dye; the research that deemed it safe had been sponsored by the companies producing the dye. The artificial flavor we know as raspberry was primarily created from banana, cherry, and pineapple esters (essences).
8eyQb TIL the Colony of Sacramaneto, in Uruguay, switched hands between Spain and Portugal 7 times in less than 100 years.
VMmm0 TIL that mosquito hawks do not actually eat mosquitos. Instead, the larvae mostly feed on roots of forage crops, turf grasses, and seedling field crops, while adults, if they feed at all, feed primarily on liquids such as nectar.