The least volatile liquid impurities will be removed partly in the condenser, partly in the washer, and partly by the mechanical dry-scrubbing action of the solid purifying material in the chemical purifier.
It consists in adding to the acetylene a certain proportion of the vapour of a volatile hydrocarbon, so as to prepare what is called "carburetted acetylene.
The table shows further how great is the danger of explosion if benzene, benzoline, or other similar highly volatile hydrocarbons [Footnote: The nomenclature of the different volatile spirits is apt to be very confusing.
As is well known, the mantle is composed of the oxides of certain "rare earths" which owe their practical value to the fact that they are non-volatile at the temperature of the gas-flame.
Petroleum spirit" or "carburine" consists of the more highly volatile portion of petroleum, which is removed by distillation before the kerosene or burning oil is recovered from the crude oil.
If the petroleum distillate is sufficiently volatileand fairly uniform in character, good air-gas may be produced merely by allowing air to pass over an extended surface of the liquid.
These air-gas producers, or at least the reservoir of volatile hydrocarbon, may be placed in an outbuilding, so that the risk of fire in the house itself is minimised.
Probably almost any oil would answer equally well, provided it was not volatile at the temperature of the holder, and that it did not dry or gum on standing, e.
The second are those drawn from vegetables by common distillation in the alembic, with the aid of water; these contain the oily and volatile part of the plant, and are called essential oils.
According to these notions, there existed a volatile principle that bore no specific name, but was diffused through every part of living bodies, more subtile than heat, air, or vapour.
Thus the volatile portions of the coal are distilled at the front of the fire, and pass over the incandescent fuel at the back end.
His excitable and volatile disposition agreed ill with the discipline of the place, and on the outbreak of the Revolution in 1789 he eagerly espoused the democratic and anti-clerical movement then sweeping over France.
That the volatile Brenda Weston should undertake the charge of Martine Stratford for the winter at first surprised many of their friends, and yet this had come about in a perfectly natural way.
Nevertheless, Herbert handed Martine the desired pencil and paper, and he sat beside her while she made a great show of writing down the few facts that she had gathered from the volatile Peggy.
He thought that he would act as his own chief justice and private secretary, but, as he was no less volatile than busy, he only succeeded in getting all public business into hopeless arrears.
He was of a busy volatile disposition, always vaulting from project to project, and never carrying to its end any one single plan.
The second was Benjamin Disraeli, the son of a Jewish man of letters, then known as a young and volatile member of the House, who combined high Tory notions on Church and State with extreme Radical views on certain social questions.
Not only by his volatile errors was he of the tribe of Samuel, but in his outstanding character by which he becomes of importance to posterity--that of one of the great diarists.
The volatile Boswell may be forgiven his agitation.
We see thatvolatile humor which is native in him flickering like burning brandy round the rich plum pudding of his theme.
Had the radiant electrode matter been the active agent, the more intense phosphorescence would proceed from the more volatile pole.
Camphor and some volatileoils have also been employed as air disinfectants, but their virtues lie chiefly in masking, not destroying, noxious effluvia.
The distilling flask has an elongated neck so that the less volatile vapours are condensed and return to the flask, while the more volatile component passes over.
The more volatile vapours pass over to the condensing plant, while the less volatile ones condense in the bulbs and are returned to the column at varying heights by means of connecting tubes.
The vapours rising from the still traverse a tall vertical column, and are then conveyed through a series of bulbs placed in a bath kept at the boiling-point of the most volatile constituent.
For less volatile liquids the Liebig condenser is most frequently used.
All the volatile metals burn with flame, and all those that are not volatile with sparks.
The basis of potash serves almost as an accurate indication of the proportion of oxygene in bodies and exactly in proportion--camphor, spermaceti, wax, volatile oils.
It was thought to combine with more oxygen, and then was called oxygenated muriatic acid, although its powers as an acid were weakened and it became more volatile and bleached.
The fat and volatile oils approach to naphtha in their habitudes with respect to the basis of potash.
The fat and volatile oils closely related to naphtha in composition resemble it likewise in their habitudes with the basis of potash.
Narcisse, his volatile fancy attracted by a sparkling ring on Mrs. Nimmo's finger.
Vesper was amused by him, and on this particular morning, after he left, he lay back in the hammock, his mind enjoyably dwelling on the characteristics of the volatile Acadien.
A volatile alkaloid extracted from Capsicum annuumor from capsicin.
On increasing the heat, the volatile products are driven off, and a coherent, grayish black, cellular mass of coke is left.
An apparatus for receiving and condensing the volatile products of distillation to a liquid or solid form, by cooling.
They are tonic, febrifugal, and in large doses emetic, and the volatileoil is carminative.
An apparatus in which coal gas, hydrogen, or air is passed through or over a volatile hydrocarbon, in order to confer or increase illuminating power.
A highly volatile liquid, condensed by cold and pressure from the first products of the distillation of petroleum; -- used for producing low temperatures.
Mineral coal charred, or depriver of its bitumen, sulphur, or other volatile matter by roasting in a kiln or oven, or by distillation, as in gas works.
The leaves yield by distillation a pungent, aromatic, volatile oil, and the fruit a fatty acid commercially valuable.
The second process is the melting of the collected resin in a still and the drawing off of the volatile turpentine.
Turning now to the non-volatile and oxygenized bases, we take up first the opium alkaloids.
Taking up the volatile alkaloids, we find with regard to conine, first, that the action of methyl iodide shows it to be a secondary amine, that is, it restrains only one replaceable hydrogen atom of the original ammonia molecule.
Tony, indeed, was delighted with his companion, and thoroughly enjoyed the volatile gayety of one who seemed to derive pleasure from everything.
It may have been to the glory of Prince Karol to resemble Chopin, but it was also quite creditable to Chopin to have been the model from which this distinguished neurasthenic individual was taken.
It was performed for the first time in February, 1852.
Later on we get the following statement: "Until the day when I told him that I loved him, I had never acknowledged as much to myself.
Certainly if there is any volatile poison in the A.
Whether or not any volatile poison is lost by boiling a solution of the fresh fungus or by drying at 40° C.
This is rather an important fact to determine, as the opinion is held by some that there is a volatile poison, and most of my experiments were made with the dried fungus.
It may be well to introduce here the results of an experiment which shows there is no highly poisonous volatilematerial given off from the A.
Someone was holding a glass to her lips and the pungent smell of sal volatile pricked her nostrils.
His house was close by, and he carried me in there and proceeded to dose me with sal volatile first and tea afterwards.
These volatile oils are strongest in new teas, and are gradually wasted by exposure to the atmosphere.
Judging by diminished effects upon tea drinkers, some of thevolatile theine is also lost.
The ethers are neutral volatile liquids (the first member, methyl ether, is a gas at ordinary temperature).
But the pleasurable effects of tobacco are derived in great part from the volatile alkaloids formed during combustion.
In a pipe, according to Vold and Eulenburg, the tobacco yields a very much larger proportion of volatile bases, especially of the very volatile and stupefying pyridine.
In the process of roasting, a volatile oil which gives to coffee its unique fragrance is developed.
Next there are the volatile oils, developed by roasting, from which coffee derives its aroma.
At this time, or very shortly afterwards, the latter are of a yellowish hue, but before long they change into that desirable lightish brown colour, when the peculiar volatile coffee oils are at their best.
