Artificial sources of radiation

These include nuclear, radiological procedures and nuclear weapons. Below are the main radiation sources and effective equivalent dose, mSv/h.

Annual effective equivalent dose, mSv/h Cosmic radiation: 32
Irradiation of materials and terrain: 37
Internal exposure: 37
Radon-222, and radon-220: 126
Medical procedures: 169
Nuclear testing: 1,5
Nuclear power: 0,01
Total: 400

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