Century Dictionary and Cyclopedia
- Consisting of hydrofluoric and fluosilicic acid.
GNU Webster's 1913
- adj. (Chem.) Pertaining to, or denoting, a compound consisting of a double fluoride of hydrogen and silicon; silicofluoric. See silicofluoric.
“A group of private citizens in San Diego County is planning to file a large-scale lawsuit in federal court against public water districts and challenge the constitutionality of using industrial-grade hydrofluosilicic acid to fluoridate drinking water.”
“A solution was found in capturing the contaminated waste emissions and liquifying them with hydrochloric acid so as to produce hydrofluosilicic acid the industrial-grade waste product used to fluoridate water.”
“TO DETECT ALKALIES IN NITRATE OF SILVER -- Stolba recommends the salt to be dissolved in the smallest quantity of water, and to add to the filtered solution hydrofluosilicic acid, drop by drop.”
“The hydrofluosilicic acid can be used, instead of the sulphuric acid, with greater advantage.”
“The action of radium emanation on compounds (not containing carbon) of other members of the carbon group, namely, silicon, zirconium and lead, was then investigated; in the cases of zirconium nitrate and hydrofluosilicic acid, carbon-dioxide was obtained; but in the case of lead chlorate the amount of carbon dioxide was quite insignificant.”
“And since the hurricane damage to central Florida's radioactive gypsum holding ponds for hydrofluosilicic acid, an increasing amount of fluoridation chemicals are coming from Russia, Japan and Mexico, with Centers for”
“Each year in the U.S., 80,000 tons of hydrofluosilicic acid, 60,000 tons of sodium silicofluoride and 3,000 tons of sodium fluorides are put into public water supplies.”
“Water fluoridation: The addition of hydrofluosilicic acid to certain wells, as a source of fluoride treatment, has been scrutinized over the last several years.”
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A roster of adjectives that infrequently surface in typical conversation and writing. Many are dredged from scientific or other technical jargon or sieved from examples of disused archaic forms.
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