Caption: 
Dr. Sergey Vinogradov, an SwRI staff engineer and expert in sensor systems and nondestructive evaluation technology, holds the improved MsT device. The circular, hard-shell MsT sensor clamps around pipes and other metal and nonmetal structures and is available in a variety of circumferences. It detects material flaws, corrosion and areas at risk of developing breaks, cracks and leaks. 

Credit: 
Image Courtesy of Southwest Research Institute