Crossword puzzle clue "glass works"

Works and works and works

Like the glass, when viewed by someone who's pessimistic about how much liquid is in the glass

Small glass disk used as an ornament in a stained-glass window

Glass works

One who works with works

Works on authors' works

Place for works that are in the works ... or what the message formed by the connected letters is?

No-nos for cleaning glass stovetops