Guide To Vitreous Enamel Vitreous Enamel 101: Definition, Process, & How To Learn 2022-03-28T12:07:07-07:00 Learn vitreous enameling by fusing glass to metal at high heat, and enamel everything from from precious jewelry to industrial bathtubs! Guide To Vitreous Enamel Vitreous Enamel 101: Definition, Process, & How To Learn2022-03-28T12:07:07-07:00