Completely Useless Information: Pearls melt in vinegar. Thirty-five percent of the people who use personal ads for dating are already married. The 3 most valuable brand names on earth: Marlboro, Coca-Cola, and Budweiser - in that order. It's possible to lead a cow upstairs ... but not downstairs. Humans are the only primates that don't have pigment in the palms of their hands. Ten percent of the Russian government's income comes from the sale of vodka. The aircraft which crashed and killed Buddy Holly was called "American Pie." (Hence the name of the Don McLean song.) Each king in a deck of playing cards represents a great king from history: Spades - King David; Clubs - Alexander the Great; Hearts - Charlemagne; Diamonds - Julius Caesar. 111,111,111 x 111,111,111 = 12,345,678,987,654,321 Nutmeg is extremely poisonous if injected intravenously. (Oh NO!) If you put a raisin in a glass of champagne, it will keep floating to the top and sinking to the bottom. Snails can sleep for 3 years without eating. The fingerprints of koala bears are virtually indistinguishable from those of humans, so much so that they could be confused at a crime scene. Months that begin on a Sunday will always have a "Friday the 13th." The Eisenhower interstate highway system in the USA requires that one mile in every five must be straight. These straight sections are designed to be useable as airstrips in times of war or other emergencies. All of the clocks in the movie "Pulp Fiction" are stuck on 4:20.