Oils were used and wood, ivory, canvas, and glass was used.
bottle kilns
Wood, brick, steel, concrete, textiles, rubber and glass
Marc Chagall used many materials. He used oil pastels, paints, matte, Bristol board, chargoal, pencils, colouring pencils and many other art equipment.
Albrecht Dürer 1500s CD Friedrich 1800s Gerhard Richter contemporary.
It means that the information that you have been given is so accurate as to be unable to be mistaken or misunderstood. So therefore that information is clear. Glass is also clear and objects on the other side of that glass cannot be mistaken. So the play on the word clear is used to say that, It's as clear as glass!
shiny, clear
Yes, best kind. (clear lets the light through)
perspex is not a kind of glass, it's a clear acrylic resin which is used as a substitute for glass in some applications.
I do believe it is because glass is clear so you can see out the window and it shines which is pretty.
Generally clear glass is transparent.
The simile "as clear as glass" means something is easily understood or transparent, just like how clear glass allows you to see through it without obstruction. It is often used to describe a situation or concept that is easy to grasp or perceive.
test tube
Clear glass does refract light when light passes from another medium like water to clear glass. But there is an exception. If the ray of light were to pass through water and hit the clear glass straight or at 90 Degrees to the surface, then clear glass does not refract the light.
Because acid does not react with glass, glass isn't contaminated by anything, and if it is you can see it. Glass also is clear so you can see what kind of chemicals are inside. And used over plastic because some acids react with plastic and plastic is not as clear when it needs to be as thick as glass does.
Super Glue's 'Original' will dry clear in that use.
early 1800s