Home›Browse›black oxide🌐EnglishEnglishDeutschEspañolFrançaisPortuguêsРусскийفارسی中文EntityQ2624219· pop 10· linked from 29 articlesblack oxideSign in to saveAlso known as burnishing, blackeningcoating for metalsAvailable in 10 languagesEspañolFrançaisDeutschРусскийArmenianAzerbaijaniCroatianUkrainianفارسیvia Wikidata sitelinks · CC0