vitrifying

The work at the nuclear site involves everything from sealing up old reactors and destroying buildings, to "vitrifying" millions of gallons of radioactive and chemical waste by immobilizing it in glass containers.

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I believe the blackness on the Top of the Composition Ex: 96 is occasioned as follows the Borax extricates the Marine Acid from the Nitre which is thrown to the surface & there remains being uncapable of vitrifying.

The Creation of Color in Eighteenth-Century Europe 2006

In common usage, the terms often overlap e.g. a term like "low fired stoneware" is sometimes used to describe ware that resembles real stoneware, but is made from clay bodies vitrifying at earthenware temperatures

Chapter 9 1990

This is usually done in black, and afterwards, when it is dry, the vitrifying colours are laid on by means of larger hair pencils.

Young's Demonstrative Translation of Scientific Secrets Daniel Young

After the biscuit thus prepared has been dipped in the glaze, the colors are applied on the soft surface of the latter, and the vitrifying process fuses all into a glossy enamel of the color of the pigment.

Scientific American, Volume XXXVI., No. 8, February 24, 1877 A Weekly Journal of Practical Information, Art, Science, Mechanics, Chemistry, and Manufactures. Various

The Egyptians were no mean proficients in many chemical operations, especially in the arts of working metals, softening ivory, vitrifying flints, and imitating precious stones.

A Catechism of Familiar Things; Their History, and the Events Which Led to Their Discovery. With a Short Explanation of Some of the Principal Natural Phenomena. For the Use of Schools and Families. Enlarged and Revised Edition. Anonymous

Winter had come, and with it all the inclement accompaniments usual in this bleak and bitter mountainous country: icy rains, which, mingled with sleet, washed away whirlpools of withered leaves that the swollen streams tossed noisily into the ravines; sharp, cutting winds from the north, bleak frosts hardening the earth and vitrifying the cascades; abundant falls of snow, lasting sometimes an entire week.

The French Immortals Series — Complete Various

A very elaborate display of kaolin -- plastic, vitrifying, and refractory clays -- was made.

Final Report of the Louisiana Purchase Exposition Commission Louisiana Purchase Exposition Commission

It softens him, and keeps the sordid worries of the moment from vitrifying his heart.

The Prairie Child Arthur Stringer 1912

Winter had come, and with it all the inclement accompaniments usual in this bleak and bitter mountainous country: icy rains, which, mingled with sleet, washed away whirlpools of withered leaves that the swollen streams tossed noisily into the ravines; sharp, cutting winds from the north, bleak frosts hardening the earth and vitrifying the cascades; abundant falls of snow, lasting sometimes an entire week.

A Woodland Queen — Complete Andr�� Theuriet 1870