I-Black oxide noma i-blackening iwukuguqula izinto ezisansimbi, insimbi engagqwali, ama-alloys asekelwe ethusi nasethusi, i-zinc, izinsimbi eziyimpuphu, ne-solder yesiliva.[1]Isetshenziselwa ukwengeza ukumelana nokugqwala okuncane, ukubukeka, kanye nokunciphisa ukukhanya kokukhanya.[2]Ukuze kuzuzwe ukugqwala okukhulu...
Funda kabanzi