9point6, 2 months ago I wondered about this and apparently it’s a bit more complicated, funnily enough since 2007 European Pyrex is the older style borosilicate glass again en.wikipedia.org/wiki/Pyrex#Composition
I wondered about this and apparently it’s a bit more complicated, funnily enough since 2007 European Pyrex is the older style borosilicate glass again
en.wikipedia.org/wiki/Pyrex#Composition