NUCLEAR FACILITY HAZARDS Power Reactors - - Fission Products (â , ã), Activation Products (â , ã), Neutrons (during operation) Production Reactors - - Fission Products (â , ã), Activation Products (â , ã), - Transuranics (á, â , ã), Neutrons (during operation) Accelerators Prompt Radiations: Bremsstrahlung, Photoneutrons, Photons, Protons - Induced Radiations: Activation Products (â , ã) Highest Dose Equivalent Rate at Target X-ray Devices Primary Beam (unscattered X-rays) Secondary (scattered X-rays, mostly from patient) Leakage (X-rays at locations other than primary beam) Nuclear Medicine Highest dose received while eluting radioisotope generator <strong>and</strong> working near patients (ã) Radioactive Waste Disposal Sites - Contamination of potable water supply (á, â ), Occupational dose during off-loading <strong>and</strong> h<strong>and</strong>ling (ã) NUCLEAR FACILITY HAZARDS Power Reactors - - Fission Products (â , ã), Activation Products (â , ã), Neutrons (during operation) Production Reactors - - Fission Products (â , ã), Activation Products (â , ã), - Transuranics (á, â , ã), Neutrons (during operation) Accelerators Prompt Radiations: Bremsstrahlung, Photoneutrons, Photons, Protons - Induced Radiations: Activation Products (â , ã) Highest Dose Equivalent Rate at Target X-ray Devices Primary Beam (unscattered X-rays) Secondary (scattered X-rays, mostly from patient) Leakage (X-rays at locations other than primary beam) Nuclear Medicine Highest dose received while eluting radioisotope generator <strong>and</strong> working near patients (ã) Radioactive Waste Disposal Sites - Contamination of potable water supply (á, â ), Occupational dose during off-loading <strong>and</strong> h<strong>and</strong>ling (ã) Page 5 Page 5 NUCLEAR FACILITY HAZARDS Power Reactors - - Fission Products (â , ã), Activation Products (â , ã), Neutrons (during operation) Production Reactors - - Fission Products (â , ã), Activation Products (â , ã), - Transuranics (á, â , ã), Neutrons (during operation) Accelerators Prompt Radiations: Bremsstrahlung, Photoneutrons, Photons, Protons - Induced Radiations: Activation Products (â , ã) Highest Dose Equivalent Rate at Target X-ray Devices Primary Beam (unscattered X-rays) Secondary (scattered X-rays, mostly from patient) Leakage (X-rays at locations other than primary beam) Nuclear Medicine Highest dose received while eluting radioisotope generator <strong>and</strong> working near patients (ã) Radioactive Waste Disposal Sites - Contamination of potable water supply (á, â ), Occupational dose during off-loading <strong>and</strong> h<strong>and</strong>ling (ã) NUCLEAR FACILITY HAZARDS Power Reactors - - Fission Products (â , ã), Activation Products (â , ã), Neutrons (during operation) Production Reactors - - Fission Products (â , ã), Activation Products (â , ã), - Transuranics (á, â , ã), Neutrons (during operation) Accelerators Prompt Radiations: Bremsstrahlung, Photoneutrons, Photons, Protons - Induced Radiations: Activation Products (â , ã) Highest Dose Equivalent Rate at Target X-ray Devices Primary Beam (unscattered X-rays) Secondary (scattered X-rays, mostly from patient) Leakage (X-rays at locations other than primary beam) Nuclear Medicine Highest dose received while eluting radioisotope generator <strong>and</strong> working near patients (ã) Radioactive Waste Disposal Sites - Contamination of potable water supply (á, â ), Occupational dose during off-loading <strong>and</strong> h<strong>and</strong>ling (ã) Page 5 Page 5
ACUTE RADIATION EFFECTS ACUTE RADIATION EFFECTS Phase of Syndrome Promordal Effects of whole-body radiation exposure Phase of Effects of whole-body radiation exposure Feature 0-1 Gy 1-2 Gy 2-8 Gy Syndrome Feature 0-1 Gy 1-2 Gy 2-8 Gy Nausea, vomiting None 5-50% 50-100% Nausea, vomiting None 5-50% 50-100% Time of onset 3-6 hr 2-4 hr Time of onset 3-6 hr 2-4 hr Duration
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