Sulphurous
['sʌlfjʊərəs]
Definition
(a.) Of or pertaining to sulphur.
(a.) Derived from, or containing, sulphur; specifically, designating those compounds in which the element has a lower valence as contrasted with the sulphuric compounds.
(a.) Having the characteristic odor of sulphur dioxide, or of hydrogen sulphide, or of other sulphur compounds.
Checker: Luther
Examples
- Silk, lace, and wool when bleached with chlorine become hard and brittle, but when whitened with sulphurous acid, they retain their natural characteristics. Bertha M. Clark. General Science.
- In 1824 Bussy condensed sulphurous acid vapors to liquid form. Edward W. Byrn. The Progress of Invention in the Nineteenth Century.
- The harmless nature of sulphurous acid makes it very desirable as a bleaching agent, especially in the home. Bertha M. Clark. General Science.
- Cailletet used a pressure of 300 atmospheres and a temperature of -29°, which latter was obtained by the evaporation of liquid sulphurous acid. Edward W. Byrn. The Progress of Invention in the Nineteenth Century.
- Pictet used a pressure of 320 atmospheres and a temperature of -140°, obtained by the evaporation of liquid sulphurous acid and liquid carbonic acid. Edward W. Byrn. The Progress of Invention in the Nineteenth Century.
- In the sulphite process the chips are then delivered into the digesters shown in Fig. 128, which are supplied with sulphurous acid generated in a plant shown in Fig. 129. Edward W. Byrn. The Progress of Invention in the Nineteenth Century.
- This employed anhydrous sulphurous acid as the volatile agent, and is described in United States patent No. 187,413, February 13, 1877; French patent No. 109,003, of 1875. Edward W. Byrn. The Progress of Invention in the Nineteenth Century.
- Some of the compounds formed by the sulphurous acid bleaching process are gradually decomposed by sunlight, and in consequence the original color is in time partially restored. Bertha M. Clark. General Science.
- This he thinks abundantly indicated by the same sulphurous smell being found in anything burned with lightning, and in the waters, &c. Benjamin Franklin. Memoirs of Benjamin Franklin.
- A thick, sulphurous smoke was spread around, and in this the two men were struggling, locked in a deathly grip. Fergus Hume. The Island of Fantasy.
- Such a substance is to be had in sulphurous acid. Bertha M. Clark. General Science.
- In some canneries common corn is whitened with sulphurous acid, and is then sold under false representations. Bertha M. Clark. General Science.
- The conditions seemed favorable May 10, 1752; sparks between the wire and rod and a sulphurous odor were perceived (the manifestations of wrath! Walter Libby. An Introduction to the History of Science.
Checker: Luther