#paper from 02006 on foaming soda-lime glass into an 0.35 g/cc #glass-ceramic foam at 750° after hydrating the #glass powder (half less than 138 μm, a third less than 63 μm) in hot water at 200° for six hours. DOI 10.1016/j.jeurceramsoc.2005.07.041. #foam #materials
on 02023-03-09CorningWare was a line of cookware made from an opaque white #spodumene based #glass-ceramic called "Pyroceram" that could be used directly on fire, which was both less expansive from heat and I think stronger than borosilicate glass. No longer available for sale in the US, making it a lost technology of the ancients, but only since 02022. #materials #collapse
on 02023-02-09