Application: Kalzium What it is: Kalzium is a full-featured chemistry application for KDE, including a Periodic Table of Elements, chemical reference, chemical equation solver, and 3D molecule viewer. To know more about: http://edu.kde.org/kalzium/ To install in Ubuntu: sudo apt-get install kalzium -- Cheers, Dhastha Project staff Indian Institute of Technology, Bombay My experience on Linux: http://dhastha.wordpress.com Member of KanchiLUG : http://www.kanchilug.wordpress.com OAOD : http://dowithlinux.wordpress.com