🌐EnglishEnglishDeutschEspañolFrançaisItalianoNederlandsPolskiPortuguêsSvenskaРусскийالعربيةفارسی中文日本語EntityQ548465· pop 27· linked from 160 articlesbluingprocess that partially protects steelAvailable in 27 languagesEspañolFrançaisDeutsch中文РусскийPortuguêsItalianoالعربيةBasqueBavarianCatalanConnectionsphosphate conversion coatingEntityWorld War IIConceptCategoriesAccuracy disputes from August 2023CoatingsCorrosion prevention