Home›Browse›superhard material🌐EnglishEnglishBahasa IndonesiaEspañolFrançaisItalianoPortuguêsTiếng ViệtРусскийفارسی한국어中文日本語EntityQ2557782· pop 13· linked from 36 articlessuperhard materialSign in to savetype of materialAvailable in 13 languagesEspañolFrançais中文日本語РусскийPortuguêsItalianoBahasa IndonesiaTiếng ViệtUkrainianفارسی한국어via Wikidata sitelinks · CC0