Fog Chamber (image) DOE/Sandia National Laboratories Share Print E-Mail Caption Sandia National Laboratories developed a fog chamber to test optics, like security camera sensors, in a controlled environment. Sandia chemical engineer Andres Sanchez checks an instrument that measures the particle size and concentration of the fog in the chamber's atmosphere. Credit Photo by Randy Montoya, Sandia National Laboratories Usage Restrictions None 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.