Science Buddies: "Ask an Expert"

I have heard of this strange piece of lab equipment, but do not know what it does. Anyone have an idea?

John - There is an abundance of web based information on quartz reactors. Not sure what level of explanation you are looking for, but a simple Google query will give you many references.

Rick Marz

Don't you think I did that first?
Perhaps I don't know where to look, but if you do please tell. Or if you know the answer, by all means spill the beans please.