Visualization of a RED Cell (image) Norwegian University of Science and Technology Share Print E-Mail Caption Here's a visualization of what a RED cell looks like. The hydrogen is produced at the cathode end and oxygen is produced at the anode end. Credit Illustration: NTNU Usage Restrictions with proper credit and only in articles asociated with this research Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.