- The 1960s protoypes could have killed your uncle: It’s part of the Gorilla Glass lore that prototypes of the scratch-resistant glass were developed as early as 1962. But the specifics of the failed 1962-1971 run of “Chemcor” were recently detailed by Wired:
Some companies did place small orders for products like safety eyeglasses. But these were recalled for fear of the potentially explosive way the glass could break. Chemcor seemed like it would make a good car windshield too, and while it did show up in a handful of Javelins, made by American Motors, most manufacturers weren’t convinced that paying more for the new muscle glass was worth it ... It didn’t help that crash tests found that “head deceleration was significantly higher” on the windshields—the Chemcor might remain intact, but human skulls would not.
It’s not keys, it’s pocket sand that scratches your phone: Per Lifehacker’s summation of a very smart XDA video test, it’s the little things that will put all those resale-ruining scratches into your smartphone screen, not the big stuff you’re worried about: keys, ID lanyards, and the like. Not to say that your keys and jeans buttons can’t scratch your phone, but small particles, put in direct and tumbling contact with your phone, are at least as dangerous. Use a screen protector if you’re looking to keep your screen in mint condition.
Here’s a short version of how Gorilla Glass is made: Again, according to Wired’s history of Gorilla Glass: