To conserve fresh water supplies it may be necessary on occasions that you use sea water for washing.  When this is necessary, use Type II Detergent.  Two formulas are presented which have been tested for effective salt water washing. Even though you must use sea water for washing, use fresh water for the last two rinses. Generally, you will not wash woolen clothing in the ship's laundry.  Men should be instructed not to put their blues into the laundry because of the danger of their accidentally getting in with cottons and being ruined.  You may find it necessary, however, to wash blankets or other woolens.  If so, proceed as prescribed by the recommended formula. Water at tap temperature will not damage wool fibers.  Hold mechanical agitation to a minimum to prevent shrinkage.  This is why you should stop the machine when filling and draining water, and run it at low speed and for short periods.
