(n.) An aeriform fluid; -- a term used at first by chemists as synonymous with air, but since restricted to fluids supposed to be permanently elastic, as oxygen, hydrogen, etc., in distinction from vapors, as steam, which become liquid on a reduction of temperature. In present usage, since all of the supposed permanent gases have been liquified by cold and pressure, the term has resumed nearly its original signification, and is applied to any substance in the elastic or aeriform state.
(n.) A complex mixture of gases, of which the most important constituents are marsh gas, olefiant gas, and hydrogen, artificially produced by the destructive distillation of gas coal, or sometimes of peat, wood, oil, resin, etc. It gives a brilliant light when burned, and is the common gas used for illuminating purposes.
(n.) Laughing gas.
(n.) Any irrespirable aeriform fluid.
Example Sentences:
(1) Carbon dioxide (CO2) levels, volumes, and temperatures of expired gas were measured from the tracheal and esophageal tubes.
(2) Steady-state values of cell, glucose, and cellulase concentration oxygen tension, and outlet gas oxygen partial pressure were recorded.
(3) Blood samples were analysed by mass spectroscopy and gas chromatography.
(4) Optimum rates of acetylene reduction in short-term assays occurred at 20% O2 (0.2 atm (1 atm = 101.325 kPa] in the gas phase.
(5) Glycosyl ceramide concentration was determined by gas-liquid chromatography of the trimethylsilyl ethers of the methyl glycosides.
(6) Early recognition is facilitated by monitoring of arterial blood gas levels for hypoxemia.
(7) "There is … a risk that the political, trade, and gas frictions with Russia could lead to strong deterioration in economic relations between the two countries, with a significant drop in Ukraine's exports to and imports from Russia.
(8) He said Germany was Russia’s most important economic partner, and pointed out that 35% of German gas originated in Russia.
(9) Ether extracts were analyzed by gas chromatography-mass spectrometry (GC-MS) and various chlorinated and non-chlorinated compounds were detected, e.g.
(10) Blood gas variables produced from a computed in vivo oxygen dissociation curve, PaeO2, P95 and C(a-x)O2, were introduced in the University Hospital of Wales in 1986.
(11) It is a specific clinical picture with extensive soft tissue gas and swelling of the forearm.
(12) A neodymium YAG (Nd:YAG) laser was evaluated in a dog ulcer model used in the same manner as is recommended for bleeding patients (power 55 W, divergence angle 4 degrees, with CO2 gas-jet assistance).
(13) The flow of a specified concentration of test gas exits from the mixing board, enters a distributing tube, and is then distributed equally to 12 chamber tubes housing one mouse each.
(14) The corresponding hydrides, mono-n-butyltin hydride, di-n-butyltin hydride, tri-n-butyltin hydride, monophenyltin hydride, diphenyltin hydride triphenyltin hydride, are detected by electron-capture gas chromatography after clean-up by silica gel column chromatography.
(15) Airway closure (CV), functional residual capacity (FRC) and the distribution of inspired gas (nitrogen washout delay percentage, NWOD %) and arterial oxygen tension (PaO2) was measured by standard electrodes in eight extremely obese patients before and after weight loss (mean weights 142 and 94 kg, respectively) following intestinal shunt operation.
(16) They were like some great show, the gas squeezing up from the depths of the oil well to be consumed in flame against the intense black horizon, like some great dragon.
(17) The existence of 5alpha-androstane-3alpha,17beta-diol in the androstanediol fraction could be demonstrated by gas chromatography and mass spectrometry (GC-MS).
(18) A pilot study was undertaken to determine the prevalence of gas in the puerperal endometrial cavity and to determine whether this finding has any relationship to the mode of delivery or to the development of puerperal endometritis.
(19) Inner Ear Decompression Sickness (IEDCS)--manifested by tinnitus, vertigo, nausea, vomiting, and hearing loss--is usually associated with deep air or mixed gas dives, and accompanied by other CNS symptoms of decompression sickness (DCS).
(20) Subjects underwent measurement of lung volumes, arterial blood gas analysis and an incremental bicycle exercise test.
Gasoline
Definition:
(n.) A highly volatile mixture of fluid hydrocarbons, obtained from petroleum, as also by the distillation of bituminous coal. It is used in making air gas, and in giving illuminating power to water gas. See Carburetor.
Example Sentences:
(1) Peak Expiratory Flow and Forced Expiratory Mean Flows in the ranges 0-25%, 25-50% and 50-75% of Forced Vital Capacity were significantly reduced in animals exposed to gasoline exhaust fumes, whereas the group exposed to ethanol exhaust fumes did not differ from the control group.
(2) Therefore a series of gavage screening studies using male F-344 rats was conducted on components of gasoline to more clearly identify the major contributors to this nephrotoxicity.
(3) The target concentrations for the butane:pentane mixtures were 4500 and 1000 parts per million (ppm), while 5200 and 1200 ppm were set for the gasoline distillation fraction.
(4) Antipyrine clearance was 18% higher during exposure to gasoline than after 2-4 weeks of vacation (P less than 0.01), while antipyrine clearance was unchanged in the office workers.
(5) The results demonstrated that the acute toxicity, in terms of LC50, of the gasoline-fuelled engine was significantly higher than that of the ethanol-fuelled engine.
(6) A summary of trace elemental constituents in over 50 gasoline samples and 18 commercially marketed consumer purchased gasoline additives is presented.
(7) The exposure of drivers of gasoline delivery tankers ranged from 0.08 to 2.37 ppm for personal TWA exposure over the whole workshift.
(8) US accuses Russia of 'throwing gasoline on fire' of Syrian civil war Read more The Republican frontrunner’s comment to an audience of thousands stood in bold contrast to remarks made by the former Florida governor Jeb Bush at a much smaller event held simultaneously an hour away in Bedford.
(9) Estradiol treatment during recovery from gasoline also appeared to increase the removal of accumulated hyaline droplets from the renal cortex.
(10) Erythrocytic ALAD activity was used as a screening test for the detection of tetraethyl lead (TEL) poisoning in a group of 43 children who were presumed gasoline sniffers.
(11) "We've got to see whether they're serious about putting the matches and the gasoline aside when it comes to default.
(12) This methodology was first used to determine the mutagenic activity of gasoline, revealing mutagenic activity of base-pair substitution without any need for metabolic activation, indicating the presence of direct-action mutagens.
(13) We are raising the question as to whether inhalation of gasoline during pregnancy may be teratogenic in humans.
(14) They are integral components of gasoline, distillate fuels and other petroleum products and are economically important in the chemical, petroleum, pharmaceutical, polymer, paint and dye industries.
(15) So that approach is tantamount … to pouring gasoline on the fire.” Carter stopped short of demanding an end to the airstrikes, suggesting it was not too late for Russia to change its position.
(16) A peer-reviewed study performed at the Energy Department's Argonne National Laboratory in 2012 found that biofuels made with corn residue were 95% better than gasoline in greenhouse gas emissions.
(17) The emissions from a fleet of late-model cars fueled with commercial, high-aromatic, unleaded gasoline caused nearly twice as much atmospheric light extinction as those from a matched fleet fueled with commercial, low-aromatic, leaded gasoline, when both were driven according to a consumer operating cycle in an idle traffic tunnel.
(18) Cutaneous injury caused by exposure to gasoline and other hydrocarbons is a clinical entity with potentially life-threatening effects.
(19) Common denaturants used are methyl alcohol, gasoline, benzene, chloroform, pyridine, and naphthalene, in combination or individually.
(20) Concentrations of VOC from gasoline were determined to be elevated above the ambient background levels in all microenvironments while VOC without a gasoline source were not.