The condition of being impure

Usage examples of impurity.

The commonest soluble impurity is calcium sulphate, which produces a whitish scum on the face of the brick in drying, and as the scum becomes permanently fixed in burning, such bricks are of little use except for common work.

One or two grains of the permanganate of potassium will render wholesome a gallon of water containing animal impurities.

Workmen with long-handled wooden paddles stirred the mixture, while others skimmed off the dark, lumpy scum called krausen, a mixture of hop resin, yeast, and impurities that rose to the surface.

The errors caused by these impurities are more marked in the determination of material having small quantities of metal than in that of ores which contain larger quantities.

There were plastic strips that she stuck on and peeled off, grubbing up numerous pluglike impurities from her follicles and pores.

The metal, however, will contain varying proportions of carbon and other impurities, and its weight can only afford a rough knowledge of the proportion of the metal in the ore.

In spite of hundreds of experiments, we do not yet know exactly what these impurities are, though they are doubtless given off from our lungs, our skins, our mouths, and teeth, especially if the latter are not kept clean and sweet, but left dirty and decaying.

What was of nearly equal importance, the age of the pond had prevented any recent accumulation of vegetable matter, and consequently spared those who laboured around the spot, the impurities of atmosphere usually consequent on its decay.

Her physicians thought that they were caused by a disease of the liver, but they came from impurity of the blood, which at last killed her, and from which she suffered throughout her life.

The impurities are small in quantity, yet the metallurgists declare that the evidence is conclusive.

He was an artist, who first softened your face with hot cloths, then covered it with emollient creams, smoothed it, freed it of every impurity, and finally covered the wrinkles with cosmetics, lightly treating the eyes with bistre, making the lips delicately rosy, depilating the ears, to say nothing of what he did to the chin and the head.

The disgrace of medicine has been that colossal system of self-deception, in obedience to which mines have been emptied of their cankering minerals, the vegetable kingdom robbed of all its noxious growths, the entrails of animals taxed for their impurities, the poison-bags of reptiles drained of their venom, and all the inconceivable abominations thus obtained thrust down the throats of human beings suffering from some fault of organization, nourishment, or vital stimulation.

According to the data squirt from Zanthus, that thirty-seven per cent is coming out of the furnace as just so much rubbish, riddled with impurities.

Sophia at Constantinople I got my feet so stuck up with a complication of gums, slime, and general impurity, that I wore out more than two thousand pair of bootjacks getting my books off that night, and even then some Christian hide peeled off with them.

Rice, broomcorn, early wheat mixed with millet, Ribs of fatted ox, tender and succulent, Stewed turtle and roast kid, served with sauce of yams, Geese cooked in sour and bitter, casseroled duck, fried flesh of the great crane, Braised chicken, tortoise seethed in soup of Wu, Fried honey cakes and malt-sugar sweetmeats, And jadelike wine, honey-flavored, fills your cup, Strained of impurities, cool and refreshing.