FOREIGN PARTICIPATION The United Kingdom was allowed to sample the debris clouds geherated by the CASTLE detonations. based on Kwajalein. This was done using RAF Canberra aircfaft The NAS, Kwajalein, provided airbase support] and VP-29 personnel supervised aircraft decontamination activities. he task force provided personnel film badges to the RAF crews, but after fevelop- ing the film badges the information was apparently turned over toJUK au- thorities as these readings were not published in the Consolidate@ 408 List.