Non-Destructive Testing (NDT) Market Size, Share & Industry Analysis, By Technique (Ultrasonic Testing, Visual Inspection Testing, Magnetic Particle Testing, Liquid Penetrant Testing, Eddy-Current Testing etc.), By Offering (Equipment & Services), By Equipment (Equipment Rental, NDT Product), By Service (Inspection Service, Training and Certification, Calibration Service, Data Analysis and Reporting), By Method (Visual Inspection, Surface Inspection, Volumetric Inspection), By Vertical (Manufacturing, Oil & Gas, Aerospace, Public Infrastructure), & Regional Forecast, 2026-2034