What's the difference between air and vapour?

Air


Definition:

  • (n.) The fluid which we breathe, and which surrounds the earth; the atmosphere. It is invisible, inodorous, insipid, transparent, compressible, elastic, and ponderable.
  • (n.) Symbolically: Something unsubstantial, light, or volatile.
  • (n.) A particular state of the atmosphere, as respects heat, cold, moisture, etc., or as affecting the sensations; as, a smoky air, a damp air, the morning air, etc.
  • (n.) Any aeriform body; a gas; as, oxygen was formerly called vital air.
  • (n.) Air in motion; a light breeze; a gentle wind.
  • (n.) Odoriferous or contaminated air.
  • (n.) That which surrounds and influences.
  • (n.) Utterance abroad; publicity; vent.
  • (n.) Intelligence; information.
  • (n.) A musical idea, or motive, rhythmically developed in consecutive single tones, so as to form a symmetrical and balanced whole, which may be sung by a single voice to the stanzas of a hymn or song, or even to plain prose, or played upon an instrument; a melody; a tune; an aria.
  • (n.) In harmonized chorals, psalmody, part songs, etc., the part which bears the tune or melody -- in modern harmony usually the upper part -- is sometimes called the air.
  • (n.) The peculiar look, appearance, and bearing of a person; mien; demeanor; as, the air of a youth; a heavy air; a lofty air.
  • (n.) Peculiar appearance; apparent character; semblance; manner; style.
  • (n.) An artificial or affected manner; show of pride or vanity; haughtiness; as, it is said of a person, he puts on airs.
  • (n.) The representation or reproduction of the effect of the atmospheric medium through which every object in nature is viewed.
  • (n.) Carriage; attitude; action; movement; as, the head of that portrait has a good air.
  • (n.) The artificial motion or carriage of a horse.
  • (n.) To expose to the air for the purpose of cooling, refreshing, or purifying; to ventilate; as, to air a room.
  • (n.) To expose for the sake of public notice; to display ostentatiously; as, to air one's opinion.
  • (n.) To expose to heat, for the purpose of expelling dampness, or of warming; as, to air linen; to air liquors.

Example Sentences:

  • (1) We attribute this in part to early diagnosis by computed tomography (CT), but a contributory factor may be earlier referrals from country centres to a paediatric trauma centre and rapid transfer, by air or road, by medical retrieval teams.
  • (2) In a debate in the House of Commons, I will ask Britain, the US and other allies to convert generalised offers of help into more practical support with greater air cover, military surveillance and helicopter back-up, to hunt down the terrorists who abducted the girls.
  • (3) Sperm were examined at 4.5 h, 8 to 9 h, and 24 to 25 h of incubation (37 degrees C, 5% CO2, and 95% air).
  • (4) In the present study, respirometric quotients, the ratio of oral air volume expended to total volume expended, were obtained using separate but simultaneous productions of oral and nasal airflow.
  • (5) The manufacturers, British Aerospace describe it as a "single-seat, radar equipped, lightweight, multi-role combat aircraft, providing comprehensive air defence and ground attack capability".
  • (6) By increasing luminal air pressure from 10 to 20 cm H2O a significant reduction in GBF was observed.
  • (7) The dangers caused by PM10s was highlighted in the Rogers review of local authority regulatory services, published in 2007, which said poor air quality contributed to between 12,000 and 24,000 premature deaths each year.
  • (8) Do [MPs] remember the madness of those advertisements that talked of the cool fresh mountain air of menthol cigarettes?
  • (9) Enough with Clintonism and its prideful air of professional-class virtue.
  • (10) These data suggest that submaximal exercise and cold air exposure enhance nonspecific bronchial reactivity in asthmatic but not in normal subjects.
  • (11) The phenylalanine model allows the rapid assessment of whole body and muscle protein turnover from plasma samples alone, obviating the need for measurement of expired air CO2 production or enrichment.
  • (12) Age-specific MRs for the over-75-year age group were also not related to the winter air temperatures in the eight cities.
  • (13) They urged the Department of Environment, Food and Rural Affairs to make air quality a higher priority and release the latest figures on premature deaths.
  • (14) Of great influence on the results of measurements are preparation and registration (warm-up-time, amplification, closeness of pressure-system, unhurt catheters), factors relating to equipment and methods (air-bubbles in pressure-system, damping by filters, continuous infusion of the micro-catheter, level of zero-pressure), factors which occur during intravital measurement (pressure-drop along the arteria pulmonalis, influence of normal breathing, great intrapleural pressure changes, pressure damping in the catheter by thrombosis and external disturbances) and last not least positive and negative acceleration forces, which influence the diastolic and systolic pulmonary artery pressure.
  • (15) Both eosin derivatives, however, inactivate acetylcholinesterase upon illumination of air-equilibrated samples of hemoglobin-free labeled ghosts.
  • (16) The biggest single source of air pollution is coal-fired power stations and China, with its large population and heavy reliance on coal power, provides $2.3tn of the annual subsidies.
  • (17) Rats were injected subcutaneously with 10 ml of air into the dorsal skin to make an air-pouch and with 2 ml of antiserum at an appropriate dilution for passive sensitization, and then 5 ml of air was removed.
  • (18) Of the other patients, four panicked with sodium lactate, none with 5% CO2, and one with room air hyperventilation.
  • (19) In presence of oxygen (air) the phototactic reaction values are somewhat lower than in its absence.
  • (20) In general, air from the mediastinum far more often enters the left pleural cavity than the right one.

Vapour


Definition:

Example Sentences:

  • (1) Such an 'inert tube' model may be adequate to describe the inhalation and exhalation kinetics of inert vapours, for example non-polar solvents which have a low water solubility.
  • (2) There have been reports of difficulties with the seating and locking of the vaporisers which can cause a leak and failure of vapour delivery.
  • (3) Following exposure to white spirit vapour, the effect of the expired solvent on evidential breath alcohol equipment was investigated under controlled exposure chamber conditions and in a simulated painting exercise.
  • (4) It was also noted that after the administration of tryptophan blue fluorescence was observed in some cells of the pars distalis prior to formaldehyde vapour treatment.
  • (5) As radiation sources, the following ones have proved useful: high-pressure mercury-vapour lamps, compound radiation systems consisting of high-pressure mercury-vapour burner, series coiled filament and reflector bulbs made of special glass as well as halogen metal-vapour lamps.
  • (6) Acute inhalation of nitrous vapours did not cause any damage to the respiratory apparatus detectable via spirometric or X-ray tests in the four workers who were actually exposed and kept under observation during the two months following the explosion of a tank containing nitric acid.
  • (7) All had been regularly exposed to high air vapour peaks as well as to skin contamination.
  • (8) Simple formulae expressing average and maximum concentrations of solvent vapour in indoor air during the application of paints, glues, and the like, have been derived using a six parameter mathematical exposure model MEM 1.
  • (9) This study evaluates the influence of mineral oil and linoleic-acid-containing emulsions on the skin vapour loss (SVL) of detergent-induced irritant skin reactions.
  • (10) The light-harvesting protein phycoerythrocyanin from the cyanobacterium Mastigocladus laminosus Cohn has been crystallized in two different crystal forms by vapour diffusion.
  • (11) Stimulation of the nasal mucous membrane with ether vapour or water caused apnoea, bradycardia, a rise in arterial blood pressure and an increase in adrenal medullary catecholamine secretion.3.
  • (12) This explains why, despite water vapour constituting the largest part of the greenhouse effect, the world's science academies have agreed , there is strong evidence that human activities are driving the observed change in temperatures .
  • (13) All the anaesthetists (n = 81) thought that their work involved some exposure to anaesthetic gases or vapours; however, 21 (7%) of the 319 nurses believed they were not exposed although they spent some time in operating theatres or recovery rooms.
  • (14) By the combined use of gas chromatography and mass spectrometry the methyl esters of hippuric acid and m-methylhippuric acid were identified in the urine of a volunteer who had been exposed to toluene and m-xylene vapours.
  • (15) The workplaces were ventilated and the concentrations of vapours did not exceed Threshold Limit Values (TLVs).
  • (16) Single crystals of Clara cell 10,000 Mr protein have been grown by vapour diffusion in the presence of ammonium sulphate.
  • (17) Comparisons were made with alternative methods for determining the concentration of white spirit vapours in air samples.
  • (18) A seed globulin from Vicia narbonensis L. has been crystallized by vapour diffusion induced pH-shift.
  • (19) In his dreamlike view of the world, bits of buildings are liberated to take on their own lives and attempt unexpected feats: floors can shift and windows can hover – and now, it seems, planes can spurt out shimmering aluminium vapour trails.
  • (20) The effects of prolonged exposure to ammonia vapour on the histological pattern and enzymatic activity of the respiratory nasal mucosa of 75 adult male mice were investigated and compared with a control group.