› added 12 years ago

137

TIL - Stores cannot charge you a fee or set a minimum limit for Mastercard or Visa. Refuse to pay these and threaten to report the merchant if they do. They can be fined $1,000s for violations under their agreement. http://bit.ly/LgDNoM

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69GQ8 TIL that during the construction of the Hoover Dam in 1931 it was the very first time employers required workers to wear hard hats
BgQOK TIL that the rumbling noise that you can make by tensing/contracting some muscles in your ears is caused by the Tensor Tympani muscle, which is a muscle that exists to dampen passive but loud sounds like fireworks, chewing or yelling.
9RVp TIL at the time of his death, Libyan dictator Muammar Gaddafi was the world’s richest man, worth $200 billion.
ADKmo TIL of an event called the Italian Hall Disaster, 73 people were trampled to death in a stampede because someone falsely yelled "FIRE!" in a crowded hall in Michigan.
rRlvW TIL Nazi Germany developed the only operational rocket-powered fighter aircraft in history (Me 163) with unsurpassed speed and climb rate for the time. However, it proved ineffective in engaging slower Allied aircraft as its target was reached and passed in seconds limiting its attack opportunities.