Distilation is a very important technique, using different boiling points to your advantage to separate chemicals. Simple distilation is the easiest of course, and used quite often.
The equipment (and it's assembly)
What you'll need:
Distilation apparatus is as best as I can define it, since there are many different looking apparati out there. The basic idea is a flask to hold the pre-distilation mixture, a condensor to cool the vapors off, and a flask to collect the cooled vapors. Seen in the photos is my first distilation apparatus owned.