What's the difference between contaminated and pure?

Contaminated


Definition:

  • (imp. & p. p.) of Contaminate

Example Sentences:

  • (1) As the percentage of rabbit feed is very small compared to the bulk of animal feeds, there is a fair chance that rabbit feed will be contaminated with constituents (additives) of batches previously prepared for other animals.
  • (2) These results indicate that HBV markers in cord blood are either false-positive or due to contamination by maternal blood rather than an indication of in utero infection.
  • (3) There have been numerous documented cases of people being forced to seek hospital treatment after eating meat contaminated with high concentrations of clenbuterol.
  • (4) External exposures to a contaminated fishing net and fishing boat are considered pathways for fishermen.
  • (5) Comprehensive regulations are being developed to limit human exposure to contamination in drinking water by the United States Environmental Protection Agency (EPA) under the authority of the Safe Drinking Water Act (SDWA).
  • (6) In South Africa, health risks associated with exposure to toxic waste sites need to be viewed in the context of current community health concerns, competing causes of disease and ill-health, and the relative lack of knowledge about environmental contamination and associated health effects.
  • (7) The inhibitory effect was not due to contaminating rT3 in the liver homogenates.
  • (8) With an increased quantity o blood per taking by blood bactericidia a decreased contamination rate is to be expected.
  • (9) The behaviour of the enzyme from Candida utilis and from Baker's yeast on columns of these and of Blue Sepharose CL-6B was examined, together with the behaviour of the contaminating enzyme, ribulose 5-phosphate 3-epimerase (EC 5.1.3.1).
  • (10) The mining activity does not seem to have contaminated drinking water significantly.
  • (11) Furthermore, Methylene Blue contamination of the standard stain increased the rate of error in image analysis of white blood cell nuclei due to variations of staining intensity.
  • (12) Careless Herbicidal aerial spray of a field for weed control and defoliation of cotton before machine picking, resulted in the contamination of an adjoining reservoir, killing large volume of fish.
  • (13) Whereas the untreated Rhodobacter growth medium was contaminated with 1.2 ppb Mo, as analyzed by inductively coupled plasma mass spectrometry (ICP-MS), the activated carbon-treated medium was below the ICP-MS detection limit (less than 0.05 ppb).
  • (14) Released aggregates of the 19.6-kDa protein were removed from suspension by ultracentrifugation and separated from contaminating membranes by washing in 1.0% sodium dodecyl sulfate (SDS).
  • (15) The effect was shown to be due to caldesmon and not to a trace contaminant by its full reversibility after addition of a monospecific caldesmon antibody.
  • (16) On day 7, washes were collected as on day 0, and a collar was attached to the neck to prevent contamination from saliva.
  • (17) The continued expression was not due to the presence of antigen or of contaminating lymphocytes.
  • (18) Both techniques are used by industry and regulatory agencies to monitor levels of fungal contamination at various stages of food handling, storing, processing and marketing.
  • (19) In all iodine-deficient regions such as the GDR, a frequent occurrence of thyroid autonomy with manifestation of hyperthyroidism following iodine contamination has to be taken into account.
  • (20) The differences in the microbial contamination of air between the two buildings was the result of reconstructions concerning the ventilation system as well as of making it more effective.

Pure


Definition:

  • (superl.) Separate from all heterogeneous or extraneous matter; free from mixture or combination; clean; mere; simple; unmixed; as, pure water; pure clay; pure air; pure compassion.
  • (superl.) Free from moral defilement or quilt; hence, innocent; guileless; chaste; -- applied to persons.
  • (superl.) Free from that which harms, vitiates, weakens, or pollutes; genuine; real; perfect; -- applied to things and actions.
  • (superl.) Ritually clean; fitted for holy services.
  • (superl.) Of a single, simple sound or tone; -- said of some vowels and the unaspirated consonants.

Example Sentences:

  • (1) We have confirmed this directly by showing that pure CCK is a potent inhibitor of gastric emptying.
  • (2) Proving that not all teens are content with being part of a purely digital community, Adele Mayr attended a YouTube meet-up in London’s Hyde Park.
  • (3) A cytogenetic and anatomopathologic study of an embryo of 24 mm crown-rump length showing pure triploidy (69,XXY) is reported.
  • (4) Of the three patients with a pure or predominantly endometrioid pattern treated with diethylstilbestrol, two had a marked clinical response.
  • (5) In case of biliary and pancreatic duct obstruction with pure pancreatic reflux, both oedema and inflammatory infiltrations were evident, whereas, in the presence of biliary reflux too, more serious histological features were detected.
  • (6) Pure bile gave 32 correct diagnoses (67%) and 14 diagnoses of inadequate material (29%), which contained few nondegenerated cells and made microscopic diagnosis unreliable.
  • (7) Enzyme activities were measured on nitrocellulose blots by using pure enzyme preparations as well as Triton X-100-solubilized membranes.
  • (8) A critical attitude towards the use of silicone breast implants, when these are used for purely cosmetic purposes, is recommended at present.
  • (9) An attempt to eliminate the age effect by adjusting for age differences in monaural shadowing errors, fluid intelligence, and pure-tone hearing loss did not succeed.
  • (10) Of the two major forms of cytotactin (220 and 200 kDa), the larger form predominated during development of the mouse brain and also predominated in mixed neuron-glia cultures but not in pure glial cultures.
  • (11) Embryonal carcinomas were found in 15 tumours, two being of pure type and the remaining 13 a part of mixed tumours.
  • (12) While the precise function of the MIRP is not known, the availability of this protein in pure and biologically relevant quantities will allow further studies to elucidate its pathobiologic function.
  • (13) Differential plating yielded relatively pure populations of chromaffin cells that demonstrated excellent viability if processed within 2 hours after cessation of the gland's circulation.
  • (14) Homogenates of these cells in chloroform-methanol solution showed an identical absorption spectrum with pure bilirubin dissolved in the same solution.
  • (15) An autopsy on the next day revealed pure pulmonary alveolar hemorrhage without leukemic infiltration or inflammation.
  • (16) 0.5 to 1 gram pure Bismuth per day and person leaves the patients naturally by faeces.
  • (17) Moreover, exposure to a pure 60 Hz electric field or to a magnetically-induced electric field of identical strength resulted in similar changes in calcium transport.
  • (18) Pure sarcomas of the esophagus are exceedingly rare.
  • (19) Confirmation of the identity of the clone was provided by a match between the amino acid sequence predicted from the cDNA sequence and the actual amino acid sequence determined for a tryptic peptide fragment of one of the pure glycoproteins.
  • (20) Six were benign, 11 malignant fibrous, and 3 pure malignant histiocytomas.