Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun Any of several chemical compounds in which halogen atoms replace three of the hydrogen atoms normally present in a methane molecule. These toxic compounds can occur in chlorinated water as a result of reaction between organic materials in the water and chlorine added as a disinfectant.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun organic chemistry Any of many
halogenated derivatives ofmethane containing three (not always the same)halogen atoms; many areenvironmental pollutants
Etymologies
from Wiktionary, Creative Commons Attribution/Share-Alike License
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Examples
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The ultrafiltration system takes out all the bad stuff (rust, chlorine, trihalomethane gases, fluoride, heavy metals, chemicals, etc.) and keeps all the good stuff (magnesium, calcium, other naturally occurring minerals).
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Hanger said those trihalomethane readings are "of concern," but he couldn't say definitively whether there was any link to gas drilling waste.
Pa. official defends rules on gas drilling waste - Yahoo! Finance 2011
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The scientists figured out how much trihalomethane was in the water by using concentrations from local water companies, then matched the numbers with where each woman lived.
Reuters: Top News 2011
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Watkins told the council that ammonia is a short-term solution and the city will continue seeking long-term answers to the trihalomethane problem.
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Recent tests by MU have shown that chloramine, the disinfectant formed when ammonia sulfate and chlorine are combined, reduced trihalomethane levels by 50 percent in some cases.
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"Not only is there a viable and abundant source of water at that location, there is also the probability that it will reduce (trihalomethane levels) through bank filtration," City Manager Doug Russell said.
unknown title 2009
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For several years, the city has struggled to meet federal standards for trihalomethane levels in its drinking water.
unknown title 2009
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"I believe this is the solution to the trihalomethane problem," City Manager Bill Watkins told the council last night.
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In this letter sent out by the Wheeling Water Department, they tell customers that their water system recently violated a drinking water standard or maximum contaminant level for total trihalomethane.
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"I believe this is the solution to the trihalomethane problem," City Manager Bill Watkins told the council last night.
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