The graphic below shows levels of acute exposure and the corresponding health effects based on total dose occurring in in a single day.

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Minnesota Vikings owner Mark Wilf said his team's clash with the Pittsburgh Steelers in 2013 would offer acute exposure of "Minnesota's impressive business community and tourism industry, " as well as offering the franchise's Europe-based fans a chance to see the team in action.

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The acute radiation exposure that occurs from an accident is expected to occur over several hours.

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Doses may be chronic or acute depending upon the duration of exposure.

FORBES: Infographic: How Much Radiation Could You Survive?

Acute (short-term) inhalation exposure to high levels of 1, 4-dioxane has caused vertigo, drowsiness, headache, anorexia and irritation of the eyes, nose, throat, and lungs in humans.

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Everywhere I turn, I hear that unless radiation levels get improbably high, nobody will get sick, as if acute radiation sickness is the only consequence of exposure.

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Secondhand smoke exposure causes eye irritation, asthma and other acute respiratory diseases and is thought to be a cause of infant crib death.

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The epidemic of severe acute respiratory syndrome (SARS) in 2002-03 suggested a wider exposure zone, however.

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