Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun Any of a family of industrial compounds produced by chlorination of biphenyl, used as insulating materials in electrical equipment, including transformers and capacitors, and in various other industrial applications. PCBs were banned in the United States in 1979 and now are noted primarily as environmental pollutants that accumulate in animal tissue with resultant pathogenic and teratogenic effects.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- initialism electronics
printed circuit board . - initialism organic chemistry
polychlorinated biphenyl . - initialism informatics program control block.
- initialism electronics physically changeable bit.
- initialism please call back.
Etymologies
from The American Heritage® Dictionary of the English Language, 4th Edition
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Examples
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The term PCB encompasses a suite of persistent contaminants that have been banned in the United States since the late
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The term PCB encompasses a suite of persistent contaminants that have been banned in the United States since the late
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PCB is a general term when referring to oil, gas, or other pollutants.
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What bait are redfish in PCB biting on this time of year.
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What bait are redfish in PCB biting on this time of year.
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PCB is one of the major contaminants to our seas, and more is waiting to escape from transformers and capacitors across the world.
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Diatom and chrysophyte algal response to long-term PCB contamination from a point-source in northern Labrador, Canada.
Historical changes in freshwater ecosystems in the Arctic 2009
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The study of 765 women found that those whose blood contained the highest levels of a particular form of polychlorinated biphenyl - one known as PCB 153 - were 41 percent less likely to give birth than women with the lowest levels.
Wired Top Stories Janet Raloff 2011
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The cooling is different, and the PCB is shorter than standard, but the outputs remain a reference-matching twin dual-link DVI, HDMI, and DisplayPort.
HEXUS.net : News 2010
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Foreign manufacturers take up the largest market share in Chinese PCB equipment market, and their equipment prices are often two to ten times of local ones '.
unknown title 2009
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They include substances such as polychlorinated biphenyls (PCBs), a class of industrial coolants and lubricants that can be powerful disrupters of the endocrine system if ingested, and some per- and polyfluoroalkyl substances (PFASs) used principally to make stain-repellent coatings.
Why chemical pollution is turning into a third great planetary crisis #author.fullName} 2021
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