CS of men wearing nuclear protection suits coming down steps inside ship (0:10). CS of liquid being sprayed over men wearing nuclear protection suits coming out of hatch (0:27). MS of turret and foredeck of frigate HMCS Saguenay at sea (0:21). CS of large valve on deck, two soldiers run up and open valve setting off numerous sprinklers that spray liquid all over ship, a protection against nuclear contamination (1:22). CS of a soldier wearing a nuclear protection suit (0:32).