SPAL has various meanings in the Prediction category. Discover the full forms, definitions, and usage contexts of SPAL in Prediction.
The use of liquid argon, liquid nitrogen, or carbon dioxide snow to minimize the reaction of air and molten metal that normally occurs in an induction furnace. The liquid or snow is fed onto the surface of the molten metal where it vaporizes, displacing the air thus reducing slag and oxygen levels.
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