A donation from EVAC Environmental firm will allow a World War II vessel that sailed 40 missions to France and England during WWII to sail again and serve as a museum ship for thousands of visitors across the country. The USS LST (Landing Ship Tank) 325, is one of only two WWII LST’s to be preserved in the United States. To bring it to standards that allow it to operate in U.S. waters, it must have a sewage treatment system on board. EVAC Environmental Solutions, 1260 Turret Dr., manufactures a marine sanitation device, called an ORCA, which treats sewage on board the vessel and discharges it overboard. The firm is donating the device to the USS LST 325, and on Thursday, August 15, 11:30 a.m., Capt.