Thus, cavitation is the name given to a mechanism in which vapor bubbles (or cavities) in a fluid grow and collapse due to local pressure fluctuations. These fluctuations can produce a low pressure, in the form of vapor pressure of the fluid.
Usain Bolt was born on August 21, 1986 in Montego Bay, Jamaica as Usain St. Leo Bolt.
Usain Boltâs signature pose actually comes from a Jamaican tourism ad. The world's fastest man and Jamaica's most well-known son, Usain Bolt, debuted his signature pose at the Beijing Olympics in 2008. Numerous 100-meter and 200-meter first-place finishes later, the âboltingâ pose remains the central act of the sprinter's identity and celebrations.