"Filtration" Quotes from Famous Books
 ... the middle of March the season made steady progress. There were no checks, no drawbacks. Warm, copious rains from the south and southwest, followed by days of unbroken sunshine. In the moist places—and what places are not moist at this season?—the sod buzzed like a hive. The absorption and filtration among the network of ...
— Winter Sunshine • John Burroughs
... leans to a method of coffee making known as filtration. This consists in pouring boiling water once through finely pulverized coffee confined in a close-meshed muslin bag. The resultant infusion is one in which the percentage of tannin is extremely low. There is a medium amount of caffeine, but the full flavor ...
— The Suffrage Cook Book • L. O. Kleber
... is as follows:—"The ore is crushed to a certain fineness, depending on the character of the gangue. It is then placed in leaching vats, with false bottoms for filtration, similar to other leaching plants. A solution of cyanide of potassium and other chemicals of known percentage is run over the pulp and left to stand a certain number of hours, depending on the amount of metal to be extracted. It is then drained off and another ...
— Getting Gold • J. C. F. Johnson
... Montizon, in his valuable paper on the collodion process, published in the second number of the Journal of the Photographic Society, objects to filtration on the ground that the silver solution is often injured by impurities contained in the paper. It may be worth while to state, that lime, and other impurities, may be removed by soaking the filter for a day or two, before it is used, in water acidulated with nitric acid; after which it should ...
— Notes and Queries, Number 182, April 23, 1853 • Various
... cultivate any special form, unless the medium in which they are grown is first freed from all pre-existing forms of germ life. To accomplish this, it is necessary to subject the nutrient medium to some method of sterilization, such as heat or filtration, whereby all life is completely destroyed or eliminated. Such material after it has been rendered germ-free is kept in sterilized glass tubes and flasks, and is protected ...
— Outlines of Dairy Bacteriology, 8th edition - A Concise Manual for the Use of Students in Dairying • H. L. Russell
... attention. It is impossible to have anything to do with the French working classes, and not observe the effect of this artistic culture, and here and there throughout this work I have adduced instances in point. We have nothing in England to be compared to the general filtration of artistic ideas, by means of gratuitous art and technical instruction, and the opening on Sunday of all art ...
— Holidays in Eastern France • Matilda Betham-Edwards
... through the food-tube, through the kidneys, through the gills and lungs, through the sweat glands of the skin. So that when the body is confronted by actual disease, it has all ready to its hand a remarkably effective and resourceful system of sanitary appliances—sewer-flushing, garbage-burning, filtration. In fact, this is precisely what it does when attacked by poisons from without: it neutralizes and eliminates them by the same methods which it has been practicing for millions of years against poisons ...
— Preventable Diseases • Woods Hutchinson
... their waters are pure and fit for use, but where they run through cultivated fields, and particularly where they pass in the neighborhood of houses, their waters should never be looked upon as being drinkable,—except after being boiled or properly filtered. Inasmuch as adequate filtration is exceedingly difficult to carry out, and requires a somewhat extensive and costly plant, this is, as a rule, not feasible for the dweller in country districts, and boiling, therefore, remains the only satisfactory method ...
— Health on the Farm - A Manual of Rural Sanitation and Hygiene • H. F. Harris
... consists of three rows of arches, whose total height above the bed of the river is 156 ft. The two lower stories are formed of hewn stones, placed together without the aid of any cement; but the mason work underneath the channel of the third or top story is of rough stones cemented, by which all filtration was prevented. The first or lowest row consists of six arches, with a span of 60 ft. each, except the largest, which has 75 ft. The second row consists of eleven arches of the same dimensions as the first, ...
— The South of France—East Half • Charles Bertram Black
... our friend in this matter. Nature is always clarifying her water and her wine. No filtration can be so perfect. She does the same thing by books as by her gases and plants. There is always a selection in writers, and then a selection from the selection. In the first place, all books that get fairly into the vital air of the world ...
— The Atlantic Monthly, Vol. I., No. 3, January 1858 - A Magazine of Literature, Art, and Politics • Various
... talk, which had long since drifted away from general topics, turned to the color and sparkle of some of the more famous wines absorbed these many years by their distinguished votaries. This was followed by the proper filtration and racking both of Ports and Madeiras, and whether milk or egg were best for the purpose—Kennedy recounting his experience of different vintages both here and abroad, the others joining in, and all with the same intense interest that a group of scientists ...
— Kennedy Square • F. Hopkinson Smith
... the day Calhoun finished his task. He had a matter of six or seven cubic centimeters of clear liquid as the conclusion of a long process of culturing, and examination by microscope, and again culturing plus final filtration. He looked at a ...
— This World Is Taboo • Murray Leinster
... in the construction of ordinary water-closets." The linkage was to be employed by "a gentleman of fortune" in a marine engine for his yacht, and there was talk of using it to guide a piston rod "in certain machinery connected with some new apparatus for the ventilation and filtration of the air of the Houses of Parliament." In due course, Mr. Prim, "engineer to the Houses," was pleased to show his adaptation of the Peaucellier linkage to his new blowing engines, which proved to be exceptionally quiet in their operation ...
— Kinematics of Mechanisms from the Time of Watt • Eugene S. Ferguson
... useless. The great charter, in establishing the supremacy of law over prerogative, provides only for justice between man and man; for woman nothing is left but common-law, accumulations and modifications of original Gothic and Roman heathenism, which no amount of filtration through ecclesiastical courts could change into Christian laws. They are declared unworthy a Christian people by great jurists; still ...
— History of Woman Suffrage, Volume I • Elizabeth Cady Stanton, Susan B. Anthony, and Matilda Joslyn Gage |
