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lethal concentration 50 |
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lethal concentration 50 [¦leth·əl ‚käns·ən¦trā·shən ′fif·tē] (physiology) In a fire, the concentration of a gas or smoke that will kill 50% of the test animals within a given time of exposure. Abbreviated LC50. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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