| oxidation | discoloration oxidation (2), layer oxidation (1), oxidation graphite (1), thermal oxidation (1), oxidation layer (1), oxidation air (1), photocatalytic oxidation (1), oxidation pco (1), oxidation mark (1), oxidation stain (1), oxidation careful (1), product oxidation (1), oxidation anodized (1) |
| oxide | zirconium oxide (4), oxide crown (3), magnesium oxide (3), arte oxide (3), aluminum oxide (2), oxide layer (2), nitrogen oxide (2), metal oxide (2), nitric oxide (2), domino oxide (2), aluminium oxide (2), iron oxide (1), oxide content (1) |