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A method and apparatus for the use of hydrogen plasma treatments is described herein. The process chamber includes a plurality of chamber components. The plurality of chamber components may be coated with a yttrium zirconium oxide composition, such as a Y2O3—ZrO2 solid solution. Some of the plurality of chamber components are replaced with a bulk yttrium zirconium oxide ceramic. Yet other chamber components are replaced with similar components of different materials.