What is glass made out of?
Well im thinking you would have to check that bag in.
you can for sure check it, idk about carry on. www.tsa /travelers/airtravel/prohibited/permitted-prohibited-items.shtm
Sand At 1500 degrees the sand will melt. At 2500 degrees it will change to glass, but very hot glass that is considered a liquid still. If you let it sit then it will harden to glass
