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radioactive hazard symbol on yellow warning surface behind rusty barbed wire representing nuclear danger restricted area contamination risk and environmental hazard concept
Hand-held radiation survey instrument detecting at the radioactive material symbol on label
Radioactive nuclear refers to unstable atomic nuclei that spontaneously release energy and particles (alpha, beta, gamma rays) to become stable, a process called radioactive decay or nuclear decay
radioactive hazard symbol on yellow warning surface behind rusty barbed wire representing nuclear danger restricted area contamination risk and environmental hazard concept

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