A few things I have smelled along the way:
Click to activate, click-drag to position,
wheel to zoom, right-click for menu.
A fragrance component of:
Geranium, Rose, and the air in my grandfather's garden in July of 1964
Jmol is an open-source Java viewer for
chemical structures in 3D. http://www.jmol.org/
Thank's to http://www.bojensen.net and others for thier contribution.