contamination


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Related to contamination: Cross contamination

contamination

A condition of impurity resulting from mixture with a foreign substance.

References in periodicals archive ?
The slow response by the Air Force to the Wurtsmith contamination is having an increasingly negative impact on the people, wildlife, and environment in Oscoda, said Carol Isaacs Director of the Michigan PFAS Action Response Team (MPART).
One (2.8%) bur in negative control group and all burs in positive control group showed contamination. In test groups, 27(77.1%), 29(82.8%), 27(77.1%) and 24(68.5%) burs showed contamination in groups 1, 2, 3 and 4, respectively.
So far, no contamination was detected inside either car.
Even so, Xinjiang cotton is high in contamination - especially the filmy plastic pieces that cause headaches to spinners.
The first step is to understand the makeup of the contamination. Many analytical tools exist to determine the ionic distribution within the sample.
The risk for intraoperative contamination is increased by inadequate manipulation during the preparation of the operative field, especially if surgical instruments at this point are unpacked and prepared on the operating table [13, 14].
That's according to the annual "Joint Groundwater Monitoring and Contamination Report" published last week by the Texas Groundwater Projection Committee, a collection of nine state agencies and a groundwater district group.
The results of this study showed considerable bacterial and fungal contamination particularly in pumice slurry may be due to the use of non-sterile water to mix the pumice powder, Gram-positive bacilli and fungi were present in the samples of pumice powder, rag wheel and polished dentures.
But prison operator Sodexo, which began life as a catering firm, said investigators found no evidence of contamination.
"We do have some wells within the contamination plume which show low levels of contamination for chlorinated solvents in the untreated water.
Suprapubic aspiration and straight catheter technique are the best methods to avoid contamination but they are invasive.

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