🌐EnglishEnglishDeutschالعربيةفارسی한국어日本語EntityQ7187902· pop 6· linked from 100 articlesPhotosensitive glasscrystal-clear glass that belongs to the lithium-silicate family of glassesConnectionslithiumEntityglassEntityCategoriesAmerican inventionsCeramic materialsGlass chemistryPhotography equipment