bn:03461604n
Noun Concept
EL
ραδιενεργός μόλυνση  ραδιενεργό μόλυνση
EN
Radioactive contamination, also called radiological pollution, is the deposition of, or presence of radioactive substances on surfaces or within solids, liquids, or gases, where their presence is unintended or undesirable. Wikipedia
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