calcination

This term is primarily used in chemistry, metallurgy, and materials science to describe a specific thermal treatment. It carries a technical, clinical connotation, focusing on the precise control of temperature to trigger a chemical change without liquefying the material. It is distinct from sintering or smelting, as it specifically targets the removal of volatile components or the decomposition of carbonates.

As a mass noun representing a chemical process, it is treated as uncountable. It describes the general phenomenon or the specific act of heating, and does not typically take a plural form in scientific literature unless referring to distinct types of calcination methods.