4 ms·Apple's New iPhone 12 Ceramic Shield Explained18 points by laktak 6y agooceanswave 6y agoIt’s unfortunate that the formula for transparent aluminum was so quickly discovered, and then lost, in the late 80’s.dblohm7 6y agoI LOL’d, at least...athms 6y agoAluminum oxynitride was patented in 1986.nix23 6y agoYeah because Scotty had no interest in money but in Whiskey.