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Visual Testing (VT) is the most widely utilized NDT approach across all industries, and it is based on inspecting for faults that are visible to the human eye. It makes quality control possible and quick at every stage of the manufacturing or maintenance process.

Visual Testing (VT) is used to detect apparent problems, such as deformation, welding errors, and corrosion. A ruler, gauges, cameras, and other tools can be utilized during the inspection.