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  2. Crucible - Wikipedia

    en.wikipedia.org/wiki/Crucible

    A modern crucible used in the production of silicon ingots via the Czochralski process Smaller clay graphite crucibles for copper alloy melting. A crucible is a container in which metals or other substances may be melted or subjected to very high temperatures.

  3. Crucible tongs - Wikipedia

    en.wikipedia.org/wiki/Crucible_tongs

    Crucible tongs are scissors-like tools with a pair of attached arms that curve outward near the ends to form a rounded gripping area that allows users to safely grasp crucibles, flasks, evaporating dishes, or small beakers. [1]

  4. Tongs - Wikipedia

    en.wikipedia.org/wiki/Tongs

    Driller's round tongs, blacksmith's tongs or crucible tongs are of this type. A myth contained in the classical Jewish text Pirkei Avot states that the first pair of tongs was created by God right before God rested on the Seventh Day. The reasoning is that a blacksmith must use a pair of tongs in order to fashion a new pair of tongs.

  5. Crucible steel - Wikipedia

    en.wikipedia.org/wiki/Crucible_steel

    Crucible steel sequesters the raw input materials from the heat source, allowing precise control of carburization (raising) or decarburization (lowering carbon content). Fluxes, such as limestone, could be added to the crucible to remove or promote sulfur, silicon, and other impurities, further altering its material qualities.

  6. Evaporating dish - Wikipedia

    en.wikipedia.org/wiki/Evaporating_dish

    Crucible An evaporating dish is a piece of laboratory glassware used for the evaporation of solutions and supernatant liquids, [ a ] and sometimes to their melting point . Evaporating dishes are used to evaporate excess solvents – most commonly water – to produce a concentrated solution or a solid precipitate of the dissolved substance.

  7. Pipeclay triangle - Wikipedia

    en.wikipedia.org/wiki/Pipeclay_triangle

    A pipeclay triangle is a piece of laboratory apparatus that is used to support a crucible being heated by a Bunsen burner or other heat source. It is made of wires strung in an equilateral triangle on which are strung hollow ceramic, normally fire clay, tubes. The triangle is usually supported on a tripod or iron ring.

  8. College Football Playoff picks, predictions: Does Ohio State ...

    www.aol.com/college-football-playoff-picks...

    Even though Notre Dame is capable of making this a game into the fourth quarter, I believe the Texas win was the Buckeyes’ crucible moment on the way to a championship romp.

  9. Ash (chemistry) - Wikipedia

    en.wikipedia.org/wiki/Ash_(chemistry)

    A crucible and tongs, on a green mat. The ash content of a sample is a measure of the amount of inorganic noncombustible material it contains. The residues after a sample is completely burnt - in contrast to the ash remaining after incomplete combustion - typically consist of oxides of the inorganic elements present in the original sample.