Heating to high temperatures in air or oxygen.
- The term is most likely to be applied to a step in the preparation of a @C00876@.
- In @S05727@-@G02600@ processing the term applies to the heating of a @P04742@ containing metal compounds to convert it into an @OT07569@.
- Modified from previous definition. The definition proposed here is more explicit about the elevated temperatures that are required.