Inexpensive, transparent or translucent, pretty, waterproof.
To Drink nourishing liquids.
Although I have never used "goblets" in my slow cooker I imagine they would save some time in that they can be used instead of a serving platter, however I would recommend a "Pyrex" brand to withstand the heat and prevent the glass from shattering which would make for an unpleasant meal. I also expect that indigestion would be the least of your problems.
The element that is used to make pink glass is selenium. This element is also used to make glass that is red in coloring.
Drinking out of. Or, if it's the Goblet of Fire, choosing who goes in competitions.
sand and glass mixture
Usually sandstone is used to supply quartz for making glass.
In early drilling of holes in glass garlic was used.
Usually sandstone is used to supply quartz for making glass.
Boron is another element commonly used to make strong glass, such as borosilicate glass. It is known for its ability to increase the strength and durability of glass products.
No; however, silver is used to make mirrors.
Stained-glass windows, yeah; gold is used to make glass red.
sand is grinded and then heated and left to moult into glass