"Nitric acid" Quotes from Famous Books
 ... produced by the action of ammonia on alloxan, which is itself derived from the uric acid of guano by treatment with nitric acid, and was known nearly forty years back to stain the fingers and nails red. The first murexide sent into the market was a reddish-purple powder, dissolving in water with a fine purple tint, leaving a little residue ...
— Field's Chromatography - or Treatise on Colours and Pigments as Used by Artists • George Field
... even of a Chinaman's religion," he said. "Just the same, if I don't believe a thing, I don't lie and let on I do. I told you that wine meant nothing to me in a religious way. But even if it had, I don't think it would have made any difference. Drop nitric acid on the altar rail, and it will eat the brass just the same as if it was in a brass foundry. Put alcohol inside me, and the craving starts ...
— Out of the Primitive • Robert Ames Bennet
... plate is next damped and carefully rolled up with a roller charged with more printing ink, and the image is thus made strong enough to resist the first etching. This etching is done in a shallow bath, which is so arranged that it can be rocked to and fro. For the first etching, very weak solution of nitric acid and water is used. The plate is placed with this acid solution in the bath, and steadily rocked for five or ten minutes. The plate is then taken out, washed, and again inked; then it is dusted over with powdered resin, which sticks to the ink on the plate. ...
— Scientific American Supplement, No. 643, April 28, 1888 • Various
... doctor!" said the cowled man. "A little preparation of my own. It destroys the hardest known substance—with the solitary exception of a certain clay—in the same way that nitric acid would destroy tissue paper. You see I might have aspired to become famous ...
— The Golden Scorpion • Sax Rohmer
... pump must be scrupulously clean. It does not, however, require to have been distilled in vacuo. It is sufficient to purify it by allowing it to fall in a fine spray into a large or rather tall jar of 25 per cent nitric acid and 75 per cent water. The mercury is then to be washed and dried by heating to, say, 110 deg. C. in a ...
— On Laboratory Arts • Richard Threlfall
... character and use of this instrument, let us make an experiment or two. Let us put together, first of all, some substances, knowing what they are, and then see what that instrument does to them. There is some copper (observe the various changes which it can undergo), and here is some nitric acid, and you will find that this, being a strong chemical agent, will act very powerfully when I add it to the copper. It is now sending forth a beautiful red vapour; but as we do not want that vapour, Mr. Anderson will hold it near the chimney for a short time, that we may have the use and beauty ...
— The Chemical History Of A Candle • Michael Faraday
... be squeezed or sucked until it has bled freely, and then be cauterized by a red-hot iron or touched with an applicator that has been dipped in sulphuric acid or nitric acid. A subsequent dressing of Balsam Peru is healing. The dog should be watched, and if it shows signs of hydrophobia the bitten child should be promptly taken to the ...
— The Mother and Her Child • William S. Sadler
... lack uniformity the soft places can be identified by etching. To accomplish this the sample should be polished after quenching and then washed with a weak solution of nitric acid in alcohol, whereupon the harder points will show up ...
— The Working of Steel - Annealing, Heat Treating and Hardening of Carbon and Alloy Steel • Fred H. Colvin
... A strong solution of nitric acid is used for etching zinc plates. This acid is placed in trays, which are rocked constantly, either by power or by hand, while the plate is being etched. The melted dragon's blood makes a perfect acid resistant and the ...
— The Building of a Book • Various
... which constitutes one-fourth in volume of the atmosphere, is the basis of nitric acid, and is an essential constituent of proteids, ...
— The Nuttall Encyclopaedia - Being a Concise and Comprehensive Dictionary of General Knowledge • Edited by Rev. James Wood
... a finer bit of unutterable indignation than came over the face of my hostess, as she slowly recognized him. She drew herself up, and dropped out the monosyllables of her answer as if they were so many drops of nitric acid. "Ah," quoth my lady, "we ...
— Army Life in a Black Regiment • Thomas Wentworth Higginson |
