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Radioactive contamination, also called radiological pollution, is the deposition of, or presence of radioactive substances on surfaces or within solids, liquids, or gases (including the human body), where their presence is unintended or undesirable (from the International Atomic Energy Agency (IAEA) definition).
Protection from radiation exposure is accomplished by avoiding contamination with radioactive material; by minimizing the duration of exposure; maximizing the distance from the source of radiation, and shielding the source.
14 Δεκ 2019 · Radioactive contamination is referred to as the presence of an unwanted radioactive substances on surfaces, or within solids (including the human body), liquids or gases, where their presence is unintended or undesirable.
10 Απρ 2024 · Radioactive contamination occurs when radioactive material is deposited on or in an object or a person. A contaminated person has radioactive materials on or inside their body. Radioactive materials released into the environment can cause contamination of: Air. Water. Surfaces. Plants and soil. Buildings. People. Animals.
27 Ιουλ 2023 · The spontaneous disintegration of atoms is called radioactivity, and the excess energy emitted is a form of ionizing radiation. Unstable elements which disintegrate and emit ionizing radiation are called radionuclides.
7 Ιουλ 2023 · What is radiation and how are people exposed to it? How does radiation affect my health? What are the acute health effects of radiation exposure? How can I protect myself if I’m in an affected area? Are children at greater risk of being harmed from radiation exposure? What long-term effects can be expected from radiation exposure?
A person is externally contaminated if radioactive material is on the skin or clothing. A person is internally contaminated if radioactive material is breathed in, swallowed, or absorbed through wounds. The environment is contaminated if radioactive material is spread about or is unconfined.
