Trivia Tuesday is a weekly feature where I try and stump our readers with interesting art facts. Test your knowledge of the art world and let’s see if you have what it takes to be an art master.

Question: In painting, what is the name of the substance you mix with the paint to give it different qualities?

Paint Macro: 10 of 18 by Jef Harris

[poll id="20"]

**polls close next Tuesday, 6/30/09 and the correct answer will be shared then.

Last week’s poll answer: #2; Photographic paper coated with gelatine and silver