Have I? Hm. No, not quite. I would rather leave such things to those who cherish and enjoy their craft. After all, the best to be offered often comes from those who enjoy and live for their art and craftsmanship. Pursuing something merely out of interest does a disservice to those who use it to make a living. It is not merely an art but also a way of life for some. [ A pause as he finally peels that gem biter off his leg and merely gives it a stern look, which quells the little monster readily, before skittering off after Zhongli puts it back down. Now where was he? Oh, right, making glass. ]

But I do know the art of it usually is made by a device known as a kiln or even a furnace capable of reaching extremely hot temperatures.