http://img.photobucket.com/albums/v618/diamond83/scan0001.jpg http://img.photobucket.com/albums/v618/diamond83/scan0002.jpg http://img.photobucket.com/albums/v618/diamond83/scan0003.jpg http://img.photobucket.com/albums/v618/diamond83/scan0004.jpg i have always been fascinated by chemical formulae and molecular structure. the pics show the chemical formulae and structure of some substances i have been working with back in my ex company.
they are quite commonly found in the chemical industries. one of them (formaldehyde) is used in manufacturing some brands of shampoo and shower foam.
such substances are hazardous so if you do happen to handle them, please wear appropriate Personal Protective Equipment (condoms not counted, :P)