Asked By: Connor Dare
Date created: Mon, Nov 29, 2021 5:39 AM
Date updated: Wed, Jun 29, 2022 7:14 PM
Top best answers to the question «When was cubic zirconia first used»
- So going back to cubic zirconia. Although natural CZ had been discovered in the 1930s, it wasn’t until the 1970s that the process of creating synthetic CZ was perfected, with commercial production starting in 1976.