What's the difference between atmosphere and vacuum?

Atmosphere


Definition:

  • (n.) The whole mass of aeriform fluid surrounding the earth; -- applied also to the gaseous envelope of any celestial orb, or other body; as, the atmosphere of Mars.
  • (n.) Any gaseous envelope or medium.
  • (n.) A supposed medium around various bodies; as, electrical atmosphere, a medium formerly supposed to surround electrical bodies.
  • (n.) The pressure or weight of the air at the sea level, on a unit of surface, or about 14.7 Ibs. to the sq. inch.
  • (n.) Any surrounding or pervading influence or condition.
  • (n.) The portion of air in any locality, or affected by a special physical or sanitary condition; as, the atmosphere of the room; a moist or noxious atmosphere.

Example Sentences:

  • (1) I'm married to an Irish woman, and she remembers in the atmosphere stirred up in the 1970s people spitting on her.
  • (2) and then placed in the chamber containing a CO atmosphere (0.325-0.375%).
  • (3) The free nucleoside IV was obtained by removal of blocking groups by sodium methoxide catalyzed deacylation, deionization under reducing atmosphere, and chromatography on neutral alumina.
  • (4) It was an artwork that fired the imaginations of 2 million visitors who played with, were provoked by and plunged themselves into the curious atmosphere of The Weather Project , with its swirling mist and gigantic mirrors that covered the hall's ceiling.
  • (5) However, growing accustomed to “this strange atmosphere”, the Observer man became dazzled by Burgess’s “brilliance and charm”.
  • (6) Photosynthetic activity of the cells was checked by placing the cell evenly illuminated in a (14)CO(2) atmosphere.
  • (7) The fact that it is still used is regrettable yet unavoidable at present, but the average quantity is three times less than the mercury released into the atmosphere by burning the extra coal need to power equivalent incandescent bulbs.
  • (8) The behavior and effects of atmospheric emissions in soils and plants are discussed.
  • (9) After unsuccessful treatment with surgical debridement and high-dose antibiotic therapy, hyperbaric oxygen therapy was administered in a multiplace recompression chamber (one hour of treatment at 1.8 atmospheres absolute followed by a 30 minute "ascent" to surface pressure).
  • (10) An atmosphere of hydrogen eliminates this inhibition in the hydrogenase-containing T. foetus but not in E. invadens which lacks the enzyme.
  • (11) The worldwide pattern of movement of DDT residues appears to be from the land through the atmosphere into the oceans and into the oceanic abyss.
  • (12) There could be no faulting the atmosphere or the football drama.
  • (13) The loss of summer sea ice has led to unusual warming of the Arctic atmosphere, that in turn impacts weather patterns in the northern hemisphere , that can result in persistent extreme weather such as droughts, heatwaves and flooding," she said.
  • (14) Facebook Twitter Pinterest José Mourinho launched a withering attack on the lack of atmosphere generated by Chelsea’s home supporters after their 2-1 victory against QPR , saying it felt like his side were playing at an “empty stadium”.
  • (15) In a report published online by the journal Atmospheric Chemistry and Physics , experts from Europe and the US estimated that the quantity of the radioactive isotope caesium-137 released at the height of the crisis was equivalent to 42% of that from Chernobyl.
  • (16) The DCM sampler is expected to contribute to public health impact assessments by facilitating detailed determinations of the identities, compositions, concentrations, sources, formation mechanisms, and biological activity of environmental toxicants in gaseous atmospheres.
  • (17) The results show that the atmospheric concentrations of VCM are well below accepted occupational exposure limits.
  • (18) It is suggested that the atmosphere of Athens favours the formation of secondary direct-acting mutagens due to the oxidation and nitration of PAH by ozone and nitrogen oxides, which are more abundant in the late spring months.
  • (19) The authors conducted the course together and an atmosphere of intellectual honesty was developed through open discussion between faculty and students.
  • (20) The effectiveness of this legislative measure is evaluated here by comparison of data on atmospheric lead levels in the city of Turin, and blood lead levels in A.V.I.S.

Vacuum


Definition:

  • (n.) A space entirely devoid of matter (called also, by way of distinction, absolute vacuum); hence, in a more general sense, a space, as the interior of a closed vessel, which has been exhausted to a high or the highest degree by an air pump or other artificial means; as, water boils at a reduced temperature in a vacuum.
  • (n.) The condition of rarefaction, or reduction of pressure below that of the atmosphere, in a vessel, as the condenser of a steam engine, which is nearly exhausted of air or steam, etc.; as, a vacuum of 26 inches of mercury, or 13 pounds per square inch.

Example Sentences:

  • (1) During a single reversal trial of two 2-wk experimental periods, teats of all glands of 12 Holstein cows were subjected to a milking routine conducive to large vacuum fluctuations and flooded teat cups.
  • (2) The construction and use of a simple and inexpensive vacuum cassette for this purpose is described.
  • (3) But no one was sure, and in this information vacuum the virus reached nearby towns and crossed borders.
  • (4) Once frozen the specimen must be handled in such a way that it becomes vacuum compatible for subsequent analysis.
  • (5) Increased wear-resistance of microsurgical instruments by facing, electric spark alloying and vacuum surfacing increases the working life of the instruments by 1.5-3 times.
  • (6) It is concluded that most annulus vacuums are a degenerative phenomenon at the attachment of the annulus to bone.
  • (7) Measurements were made of their absolute sensitivity and linearity, and their response to various UVR sources was compared to that of Hilger Schwarz FT17 and FT32 vacuum compensated thermopiles.
  • (8) Monodispersed N- and C-protected linear homo-oligomethionines (n = 2- -7) are studied by measurements of circular dichroism in the vacuum ultraviolet region.
  • (9) Thirty-nine women were divided into four groups: 7 women were given 400mug 15-me-PGF2alpha extra-amniotically one hour prior to vacuum aspiration; 14 were pretreated with oral indomethacin (50 mg X4) over 24 hours; 7 were given indomethacin (50mg X 6) over 36 hours and 11 served as controls.
  • (10) The vacuum flask method of using boiling water to decontaminate soft contact lenses is better and less expensive than other ways of using moist heat and can be safely and effectively applied under most domestic circumstances.
  • (11) The media are more pervasive, seeping everywhere into the vacuum left by the shrinking of the old powers.
  • (12) It was established that the vacuum treatment of purulent wounds was effective but after surgical treatment.
  • (13) In following these procedures we opted for a somewhat different approach to applying hypochlorite, water, alcohol, and alkane; namely, eggs were placed between two Nucleopore filters, and the fluids drawn sequentially through the filters by vacuum.
  • (14) It involved preservation of unstained chromosome slides in a vacuum desiccator up to 18 months, Q-staining, destaining, and treatment in Hanks' solution, pH 5.1, at 85 degrees C for 13 min, and acridine orange staining.
  • (15) Hens from both strains performed vacuum nest-building behaviour before laying.
  • (16) • Led to the loss of talented senior NHS leaders by creating an array of new organisations, each responsible for areas such as hospitals or public health, meaning that no one is in overall charge and the NHS now suffers from a leadership vacuum.
  • (17) Use of a vacuum device on the mixed acrylic resin works as well as pressure polymerizing.
  • (18) A difference density map obtained from data on purple membrane films at 15% relative humidity in 2H2O, and the same sample after complete drying in vacuum, revealed that about eight of these protons belong to four water molecules.
  • (19) Vacuuming of carpets showed only a slight reduction in the number of recoverable microorganisms.
  • (20) Merkel herself has been accused of creating a vacuum on the right due to her consensus style of politics, which the AfD, and now Pegida – to whom the AfD has openly given its backing – have willingly managed to fill.