DU used in US munitions has 60% of the radioactivity of natural uranium.[4]
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The use of DU in munitions is controversial because of questions about potential long-term health effects.[5][6] Normal functioning of the kidney, brain, liver, heart, and numerous other systems can be affected by uranium exposure, because uranium is a toxic metal.[7]
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The aerosol or spallation frangible powder produced during impact and combustion of depleted uranium munitions can potentially contaminate wide areas around the impact sites, leading to possible inhalation by human beings.[9]