a wash cycle: the break suds, flush suds, two rinse baths,  and  the  sour  bath. BENZALDEHYDE—A   general   spotting agent  used  to  remove  black  ink,  hair  dye,  and some  types  of  shoe  polish. BREAKBACK—A    transfer  of  an  item  from a  sales  outlet  back  to  the  bulk  storeroom. BREAKOUT—A   transfer   of   material   from the  bulk  storeroom  to  a  sales  outlet  or  service activity. BUCK—The  worktable  of  the  laundry  press where items are pressed. BULK  LOTS—  All  divisional  laundry, flatwork  (bed  linens,  tablecloths,  and  so  forth), and  service  lots  (foodservice  personnel,  barbers, hospital  corpsmen,  and  so  forth). BULK   SALE—A   sale   made   at   cost   to an   activity   authorized   to   buy   in   this   man- ner. BULK SALESROOM—A separate cash sales unit established in a bulk storeroom from which bulk sales are made. BULK   STOREROOM—A   main   storage facility for all or part of the stock in a ship’s store operation.   No   sales   are   made   from   a   bulk storeroom. BULK   STOREROOM   CUSTODIAN—A person in charge of a bulk storeroom. In separate responsibility   operations,   the   custodian   is responsible  for  the  stock  by  quantity  on  individual stock  records. CALCIUM—A   silver-white,   soft   metallic element   that   forms   a   compound   with   chlo- rides   and   sulfates   to   make   hardness   in water. CASH  COLLECTION  AGENT—An  officer or  enlisted  person  designated  in  writing  by  the ship’s  store  officer  to  collect  and  deposit  cash  with the disbursing officer for cash received from sales in  the  ship’s  store. CENTRIFUGAL  FORCE—The  force  exerted against clothes in a washer extractor to force out solvent  or  water. CHAMOIS—Heavy   cloth   used   to   absorb water and spotting solutions as they are removed from  the  fabric. CHEESECLOTH—Soft,   absorbent   cloth used in spotting or feathering out; it picks up all moisture  around  a  spot  just  removed. CHEMICAL  ACTION—An  action  used  in spotting  to  remove  stains  by  mixing  two  or more  substances  together  on  the  fabric  to produce  one  or  more  totally  new  substances that  are  very  soluble  and  can  be  rinsed  away easily. CHEMICAL    AGENTS—Chemicals    com- monly  used  to  remove  spots  and  stains. CHEMICAL     DISINFECTANTS—Germi- tidal  solutions,  sprays,  or  substances  that eliminate  or  render  inactive  the  bacteria  found  on barbering instruments. CHEMICAL   SOLUBLE   SOILS—Soils   that are  soluble  or  readily  dissolvable  in  chemical solvents, but are usually not soluble in water and may require special treatment. CHT   TANKS—Collection,   holding,   and transfer  tanks  are  installed  aboard  ship  for  the purpose  of  handling  waste  water  until  further transfer  ashore  or  at  sea. C L A S S I F I C A T I O N — T h e    p r o c e s s    o f separating  laundry  for  washing  according  to  color, type  of  fabric,  and  degree  of  soil. CLOTHING  ITEMS—Standard  Navy  cloth- ing items. COIL  BOX—Housing  for  the  steam  coils located  in  the  top  portion  of  the  tumbler  dryer. COLOR  TRANSFERENCE—The  transfer  of the  color  of  one  fabric  onto  other  fabrics  during the wash cycle. COMBINED   RESPONSIBILITY   OPERA- TION—A  ship’s  store  operation  in  which  one person is responsible for both a sales outlet and the  bulk  storeroom  that  supplies  that  outlet. COMBUSTIBLE   TEMPERATURE—The actual  temperature  at  which  a  liquid  will  begin  to burn. AI-2