+ oat feel dscns Lilnei., dle ite wu. Figure 37. Shipboard decontamination using high-pressure seawater and scrub brushes, CASTLE. remove paint and iron rust and were an effective supplement to strong Fresh-water flushing and repainting, however, were required following decontamination. In dry dock, steam was utilized to remove grease and oil from bearing surfaces. As expected, the most difficult items to decontaminate were canvas covers, tarpaulins, ropes, and fabri bumpers. ‘a hosing. In most cases, these items were simply moved to a storage are on Parry and the radioactivity allowed to decay (Figure 38). Versene scrubbing was attempted on the large canvas bathtub on the flight deck $f the Bairoko, but was abandoned when it was found that the treatment dis solved the radioactive particles and caused a spread of contamination ayd an increase in contaminated areas. Equipment Decontamination Other than for marine equipment, little decontamination was attempt at Bikini. Construction and technical equipment was washed and isolated 150