This electrode set consists of 4x glass tubes. Each glass tube has an electrode mounted inside and protruding from the sealed end for making connection to a power source. The set is 2x carbon rods in glass, 1x stainless steel rod in glass and 1x platinum wire in glass. A bracket is supplied for carrying any 2x electrodes so that they can hang into a small beaker of liquid. can be used for electrolysis and for generation of gases that are collected inside the glass tubes.