Acute Exposure 02
Acute Exposure 02 : Radiation and Radiological Disasters. (a) One or a series of short_term exposures generally lasting less than 24 hours. [CARB, 2000: Glossary of Air Pollution Terms]; (b) One dose or multiple doses of short duration spanning less than or equal to 24 hours. [IRIS, 1999: Glossary of IRIS Terms]; (c) A short-term exposure to a chemical, usually consisting of a single exposure or dose administered for a period of less than 24 hours. [OFA, 2000: Oxyfuels Glossary]; (d) An exposure of short duration and/or rapid onset. An acute toxic effect is one that develops during or shortly after an acute exposure to a toxic substance. [REAP, 1995: Residential Exposure Assessment Project]; (e) A single exposure to a toxic substance which may result in severe biological harm or death. Acute exposures are usually characterized as lasting no longer than a day, as compared to longer, continuing exposure over a period of time. [USEPA, 1997a: EPA Terms of Environment] [USDOE, 2000: RAIS Glossary]
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