Measuring cup that doesn't lose its printing?
Measuring cup that doesn't lose its printing?
hackaday.com/…/when-is-your-pyrex-not-the-pyrex-y…
Basically pyrex spun out of Corning Glass, enshitified and use soda lime glass (shit) while Corning retained PYREX which is still high quality borosilicate glassware (often with a blueish tint).