depleted uranium
US /dɪˌpliːtɪd ˈjʊr.eɪ.ni.əm/
UK /dɪˌpliːtɪd ˈjʊr.eɪ.ni.əm/

1.
uranio impoverito
uranium with a lower percentage of the fissile isotope uranium-235 than natural uranium, used in armor-piercing ammunition and armor plating
:
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The tank's armor was reinforced with depleted uranium.
La corazza del carro armato era rinforzata con uranio impoverito.
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Concerns have been raised about the health effects of depleted uranium munitions.
Sono state sollevate preoccupazioni sugli effetti sulla salute delle munizioni all'uranio impoverito.