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21 ώρες πριν · Eau Claire (/ oʊ ˈ k l ɛər / oh-KLAIR; French: [o klɛʁ]) (French for "clear water") is a city in Eau Claire and Chippewa counties in the U.S. state of Wisconsin.It is the county seat of Eau Claire County. It had a population of 69,421 in 2020, making it the state's eighth-most populous city.It is the principal city of the Eau Claire metropolitan area, locally known as the Chippewa Valley ...
21 ώρες πριν · Depleted uranium (DU; also referred to in the past as Q-metal, depletalloy or D-38) is uranium with a lower content of the fissile isotope 235 U than natural uranium. Natural uranium contains about 0.72% 235 U, while the DU used by the U.S. Department of Defense contains 0.3% 235 U or less. The less radioactive and non-fissile 238 U constitutes the main component of depleted uranium.
