ond crystals In This Experiment a Tube is Used Instead of a Crucible. The Moissan Furnace in Operation. The Eyes Must be Shielded from the Arc. The Chalk Block is So Poor a Conductor of 'Heat That In a Carbon Crucible the Mixture of Carbon The. Hand Can be Held Without Danger Over the Furnace, a… … When the Furnace Has Done Its Work the Crucible, White Hot, is Plunged into band Begins to Boil and to Volatilize. Finally It is Deposited in an Impalpable Melted Lead or Cold Water. The Sudden Contraction and Consequent Powder on a Watch Crystal. Pressure Produce the Diamond. FIVE THOUSAND DEGREES…
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