Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun A colorless, flammable, poisonous liquid aldehyde, C3H4O, having an acrid odor and vapors irritating to the eyes.
from The Century Dictionary.
- noun A colorless limpid liquid, CH2CHCOH, having a disagreeable and intensely irritating odor, such as that noticeable after the flame of a candle has been extinguished and while the wick still glows.
from the GNU version of the Collaborative International Dictionary of English.
- noun (Chem.) A limpid, colorless, highly volatile liquid, obtained by the dehydration of glycerin, or the destructive distillation of neutral fats containing glycerin. Its vapors are intensely irritating.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun organic chemistry A pungent, acrid, poisonous liquid
aldehyde , CH2=CH-CH=O, made by thedestructive distillation ofglycerol .
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun a pungent colorless unsaturated liquid aldehyde made from propene
Etymologies
from The American Heritage® Dictionary of the English Language, 4th Edition
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Examples
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The plant is also setting new standards in the area of backward integration, obtaining all the important precursors such as acrolein and methyl mercaptan from its own raw materials production facilities.
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"We've had a very marvelous day today, but this is a concern," he said of the acrolein levels.
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•Tests outside at least 15 schools detected high levels of acrolein, a chemical that can irritate the eyes and throat, and that — in a far more potent form — had been used as a chemical weapon during World War I.
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•Tests outside at least 15 schools detected high levels of acrolein, a chemical that can irritate the eyes and throat, and that — in a far more potent form — had been used as a chemical weapon during World War I.
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•Tests outside at least 15 schools detected high levels of acrolein, a chemical that can irritate the eyes and throat, and that — in a far more potent form — had been used as a chemical weapon during World War I.
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EPA spokesman Brendan Gilfillan said the initial readings show "more must be done to reduce the amount of acrolein the American people, especially children, are exposed to."
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Monitors also were tracking high levels of other toxic chemicals, including formaldehyde, carbon tetrachloride, acetaldehyde and acrolein.
The Center for Public Integrity: Where regulators failed, citizens took action -- testing their own air The Center for Public Integrity 2011
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The chemical that once was weaponized, acrolein, can exacerbate asthma and irritate the eyes and throat.
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At the 15 schools — in Alabama, California, Kentucky, Michigan, Mississippi, New York, Ohio and South Carolina — regulators found average acrolein levels at least 100 times higher than what the government considers safe for long-term exposure.
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At Spain, the EPA samples showed high levels of one chemical, acrolein, which exacerbates asthma.
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