RETAIL STORE—A sales outlet where retail items are sold. RETAIL   STORE   OPERATOR—The   person in   charge   of   a   retail   store.   For   combined responsibility  operations,  it  also  refers  to  the custodian  of  a  retail  store  and  bulk  storeroom  who provides  supplies  for  that  store. RETURN   RIBBONS—A   mechanism   that holds  flatwork  in  contact  with  the  heated  cylinder of  the  flatwork  ironer  until  the  flatwork  is discharged. S A F E T Y    P R E C A U T I O N S — A c t s    o r measures  that  must  be  carried  out  to  prevent injury  to  operators. SALE—Any  expenditure  of  stock  for  which cash is received. Accountability is unchanged by a sale. SALES   OUTLETS—Retail   stores,   vending machines,  amusement  machines,  and  standard Navy  clothing  stores. SECONDARY  LINT TRAPS—Traps  used  to help  in  cutting  down  the  buildup  of  lint  in  the ducting  from  which  the  exhaust  air  enters  from the tumbler dryer. SEPARATE   RESPONSIBILITY   OPERA- TION—An   operation   in   which   two   or   more persons are responsible for the operation of a sales activity  and  the  bulk  storeroom  that  supplies  that activity. SERVICE   ACTIVITY—A ship’s store facility that renders a service. The barbershop, laundry, dry-cleaning  plant,  and  tailor  shop  are  service activities. SERVICE   LOTS—Clothing   of   cooks, foodservice   attendants,   barbers,   hospital corpsmen,  and  snack  bar  personnel. SERVICE-TYPE  SHIPS—Surface  ships that  provide  services  to  other  ships  or  sub- marines. SHELL—Outer  part  of  the  washer  extractor that  holds  the  water  and  cleaning  ingredients. SHIP’S  STORE—The  sales  outlets  and  service activities  on  board  a  ship. SHIP’S   STORE   AFLOAT   CATALOG— Catalog containing luxury and semiluxury items. It  is  published  and  maintained  by  NAVRESSO. SHIP’S   STORE   CONTRACT   BULLETIN— Catalog  containing  basic  staple-type  items required  to  support  the  needs  of  the  crew.  It  is published  and  maintained  by  NAVRESSO. SHIP’S  STORE  OFFICER—The  officer  in charge  of  the  ship’s  store  operation  aboard  a  ship. The ship’s store officer is the accountable officer. SIGNAL  ALARM—An  alarm  on  the  washer extractor that warns the operator when a load is completed  when  the  automatic  mode  is  used. SINGLE   OPERATOR   STATION—Two utility  presses  and  one  pants  topper  press. SLEEVEBOARD—Smaller board attached to the main spotting board used when working stains on  sleeves  and  other  small  areas. SNACK  BAR—A  sales  outlet  where  ice cream,  drinks,  and  retail  snack  items  such  as candy  and  cookies  are  sold. SNACK   BAR   OPERATOR—The   person   in charge  of  the  snack  bar. SODIUM   HYPOCHLORITE—Spotting agent  used  on  vegetable  and  synthetic  fibers  to remove blood, glue stains, grass stains, indelible pencil,   mildew   and   molds,   medicine,   and perspiration stains. SODIUM   THIOSULFATE—Spotting   agent used  to  remove  iodine  stains. SOFT  WATER—Water  that  has  not  picked up salts from the earth, or water that has had these substances  removed  or  neutralized. SOLVENT   TEST—Test   used   to   determine whether  a  spot  or  stain  should  be  removed  by water  or  dry  solvent. SOURING—The  process  of  neutralizing  the alkalinity in a garment by using one of the mild acids or acid salts; used on the last rinse cycle of the  washing  formula  in  the  laundry. SPATULA—A  knifelike  implement  made  of bone or plastic used to increase the penetration AI-9