What can give glass a color?
Metallic salts.
What kind of enamel can be used on it?
Vitreous
What does glass do to light?
Transmit, reflect, and refract.
How can you make these qualities better?
By cutting and polishing.
Can you do this to make lenses for glasses?
Yes.
What kind of transparency does it have?
Opitcal
What is one of the biggest uses for glass?
Window panes.
What kind of art can be made?
Stained Glass Windows
Why has is it so common for bowls and such/
It could be molded into any shape and it's sterile.
Is sillicate glass fragile?
Yes
Can it last a long time?
Yes
What does it become when extruded?
Thermal insulating material.
Is that made out of fibers?
Yes
When they mat it down does that release the air?
No
What does it do?
It traps the air.