CHM has various meanings in the Schooling category. Discover the full forms, definitions, and usage contexts of CHM in Schooling.
A chemical addition made to the plating bath that results in a coating with a bright appearance as opposed to the mechanically brightened surface appearance. Or comes from the word alchemy or The science of matter and the changes in matter. OR The study of matter and its transformations. See What is chemistry? for other definitions.
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