ABCs of NDT: Understanding Nondestructive Testing Techniques that Are Essential to Keeping Wind Turbines Generating Electricity

Non-destructive testing is a broad category of inspection methods that technicians use to highlight cracks, corrosion, and irregularities that are too small to see with the naked eye but nonetheless can compromise the integrity of gears, bearings, blades, and other structural pieces that make up wind turbines.

Source: Renewable Energy