3-D Imaging of a Skin Section (IMAGE) Chalmers University of Technology Caption This is a 3-D imaging of a skin section in which the nickel content is being measured. The red area represents the presence of nickel. Credit Per Malmberg Usage Restrictions None License Licensed content 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.