Home > Term: radium (Ra)
radium (Ra)
A naturally occurring radioactive metal. Radium is a radionuclide formed by the decay of uranium (u) and thorium (th) in the environment. It occurs at low levels in virtually all rock, soil, water, plants, and animals. Radon (rn) is a decay product of radium.
- Part of Speech: noun
- Industry/Domain: Medical devices
- Category: Radiology equipment
- Company: U.S. HHS
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- MarkL
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