Chemix 2.0 How-To Tutorial
How to use Chemix 2.0: Adding and interacting with apparatus, changing liquids, panning/zooming workspace, saving and opening files.
http://chemix.org: Chemix 2.0 is a free online editor for sketching lab diagrams and apparatus. Designed for both students and school teachers, making diagrams of laboratory equipment and science experiments is easy and intuitive.