With the Crc Crick 120 500 ml aerosol spray, you carry out fast and dependable non-destructive testing on weld seams, metal surfaces, and structural parts. This red dye penetrant flows deep into microscopic surface-breaking cracks and discontinuities, making imperfections visible. After a dwell time of 10 to 20 minutes, you easily wash away the excess penetrant using plain water or Crick 110 cleaner. When paired with Crick 130 developer, the vivid red contrast clearly highlights any flaw. It gives you complete confidence during quality inspections of pipes, tanks, and fabricated assemblies.