The STUDENT LAB during an experiment on electrolysis.
The system consists of a stand which allows the clear arrangement of a 9-Volt battery, two test tubes, a margarine container, electrodes and connecting wires.
It is versatile for student experiments as well as demonstrations.
For slide-show, please click on a photo
STUDENT LAB during experimentation (2, 3) and for extraction of aromatic oils from plants (4)