3 ms·
For all the discussion about Pyrex manufacturing below, here's a quick helper- The original (and good quality glass) is sold as PYREX. The worse glass is sold
by prh8 3y ago
For all the discussion about Pyrex manufacturing below, here's a quick helper-
The original (and good quality glass) is sold as PYREX.
The worse glass is sold as pyrex.
Those 2 are licensed out separately.
- zwieback 3y agoWow, I had no idea, thanks for the tip. I've been snatching up old PYREX in thrift stores when I heard the new stuff is no good. Now I know...
- katbyte 3y agoyou can still buy the good stuff from various websites in NA: https://icedteapitcher.myshopify.com/ https://icedteapitcher.myshopify.com/
- tecleandor 3y agoThere's a simple explanation: https://www.allrecipes.com/article/what-is-the-difference-between-two-pyrex-types/ https://www.allrecipes.com/article/what-is-the-difference-be... From the EU Pyrex webpage, when they talk about their materials in the French factory, they say it's borosilicate: The Pyrex® glass is unique. It is a borosilicate glass that is tempered, of superior quality and has a great thermal and mechanical shock resistance. [...] The Pyrex® glass is made of pure sand (80%), soda (4%), Alumina (2,5%) and bore (13%). So I'd say that at least EU Pyrex is safer (when talking about thermal shock, I guess). PD: Following the life of Pyrex, Duralex and Saint-Gobain is quite a thing...