![What is Glass? What is Glass?](https://media.composition.gallery/glossary/What-is-glass-composition1542471870.png)
What is Glass?
Glass is a transparent solid. It varies in composition based on the type of glass. Artists use these variants to create art glass, including stained, blown, and a myriad of decorated forms. Glass can be cut, textured, surfaced with overlays, and engraved.
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ARTWORKS RELATED TO GLASS
![Systems Art Systems Art](https://media.composition.gallery/glossary/What-is-systems-art-composition1542553189_200x200.png)
Systems Art describes a group of artists which used the structures of conceptualism and minimalism to create artwork responsive to their environment. They rejected traditional art themes and embraced aesthetic systems in experimentation with diverse media, connecting with late 1960s to early 1970s political movements.
![Uncanny Uncanny](https://media.composition.gallery/glossary/What-is-uncanny-composition1542553334_200x200.png)
The Uncanny is a concept which Sigmund Freud, psychologist, described as the anxious or strange feeling some individuals experience with familiar objects. Surrealist artists, seeking to reveal the subconscious and reconcile it with reality, used artwork which combined the familiar in unexpected and odd ways.