the radioactive isotope of chromium having a mass number 51 and a half-life of 27.8 days: used as a tracer.
Why is the secret military base called Area 51? Why not Area 52, or 127?
Located on a remote portion of land along the southern shore of Groom Lake, approximately eighty-three miles northwest of downtown Las Vegas, Nevada, is a top secret U.S. military installation known as Area 51. Since its construction in 1955, a numerical quandary has left many a conspiracy theorist scratching their head and wondering, “What exactly does the ’51’ in Area 51 refer to?” The answer …
Wonderful World Of Whiskey: Words Every Enthusiast Needs To Know
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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019