fluoric

It was so hard in fact, it had to be shaped and cut with fluoric acid, since no tools existed that could cut the plates.

Nemesis Thompson, Paul B. 2000

In the treatment of both, rye bread, which contains large quantities of fluoric acid, is highly recommended.

Valere Aude Dare to Be Healthy, Or, The Light of Physical Regeneration Louis Dechmann

They are called Sixtusses, after that pious old Sixtus V. who hanged a publican and wine-seller sinner in front of his shop for blasphemously expressing his opinion as to the correctness of charging four times as much to put the fluoric-acid government stamp on them as the glass cost.

The Continental Monthly, Vol. 2, No 3, September, 1862 Devoted to Literature and National Policy. Various

One might as well amuse himself toying with the rattlesnake or playing with fluoric acid.

The Atlantic Monthly, Volume 12, No. 74, December, 1863 Various

The fluoric acid, disengaged in the gaseous state, combines with the water that diluted the sulphuric acid, and forms liquid fluoric acid, by which the glass is corroded.

The Mirror of Literature, Amusement, and Instruction Volume 10, No. 284, November 24, 1827 Various

It has been explained that this unusual method of classifying the eyes and the teeth together in one group, is based upon the biological, chemical discovery that the lens of the eye, like the enamel of the teeth, contain fluoric acid, otherwise contained also in very small quantities in the enamel of the finger-and toe-nails.

Valere Aude Dare to Be Healthy, Or, The Light of Physical Regeneration Louis Dechmann

When the fluorhydrate contains no more water it falls to powder, and is then fit to serve for the preparation of fluoric acid; the fluorhydrate of fluoride of potassium, if well prepared, is much less deliquescent than the fluoride.

Scientific American Supplement, No. 561, October 2, 1886 Various

_The tooth and eye tissue_: While very different in external appearance, functions and physical qualities, the teeth and the eyes have nevertheless, the most important part of their chemical composition in common; namely, _the fluoric acid_, which distinguishes them from all other tissues.

Valere Aude Dare to Be Healthy, Or, The Light of Physical Regeneration Louis Dechmann

It contains fluoric acid, which may be the means of this change.

The Mirror of Literature, Amusement, and Instruction Volume 20, No. 560, August 4, 1832 Various

The oriental topaz is composed of nearly pure alumina, silica, and fluoric acid; its shape is an orthorhombic prism with a cleavage transverse to its long axis.

The Catholic Encyclopedia, Volume 14: Simony-Tournon 1840-1916 1913