[1] : The Collaborative International Dictionary of English v.0.48

slag \slag\ sla^g, n. sw. slagg, or lg. slacke, whence g.
   schlacke; originally, perhaps, the splinters struck off from
   the metal by hammering. see slay, v. t.
   1. the dross, or recrement, of a metal; also, vitrified
      cinders.
      1913 webster

   2. the scoria of a volcano.
      1913 webster

   3. metal. a product of smelting, containing, mostly as
      silicates, the substances not sought to be produced as
      matte or metal, and having a lower specific gravity than
      the latter; -- called also, esp. in iron smelting,
      cinder. the slag of iron blast furnaces is essentially
      silicate of calcium, magnesium, and aluminium; that of
      lead and copper smelting furnaces contains iron.
      webster 1913 suppl.

   slag furnace, or slag hearth metal., a furnace, or
      hearth, for extracting lead from slags or poor ore.

   slag wool, mineral wool. see under mineral.
      1913 webster
see also:
slay cinder slag furnace slag hearth slag wool mineral 

[2] : The Collaborative International Dictionary of English v.0.48

wool \wool\ woo^l, n. oe. wolle, wulle, as. wull; akin to
   d. wol, ohg. wolla, g. wolle, icel.  sw. ull, dan. uld,
   goth, wulla, lith. vilna, russ. volna, l. vellus, skr.
   =ur.n=a wool, v.r to cover. root146, 287. cf.
   flannel, velvet.
   1913 webster
   1. the soft and curled, or crisped, species of hair which
      grows on sheep and some other animals, and which in
      fineness sometimes approaches to fur; -- chiefly applied
      to the fleecy coat of the sheep, which constitutes a most
      essential material of clothing in all cold and temperate
      climates.
      1913 webster

   note: wool consists essentially of keratin.
         1913 webster

   2. short, thick hair, especially when crisped or curled.
      1913 webster

            wool of bat and tongue of dog.        --shak.
      1913 webster

   3. bot. a sort of pubescence, or a clothing of dense,
      curling hairs on the surface of certain plants.
      1913 webster

   dead pulled wool, wool pulled from a carcass.

   mineral wool. see under mineral.

   philosopher's wool. chem. see zinc oxide, under zinc.
      

   pulled wool, wool pulled from a pelt, or undressed hide.

   slag wool. same as mineral wool, under mineral.

   wool ball, a ball or mass of wool.

   wool burler, one who removes little burs, knots, or
      extraneous matter, from wool, or the surface of woolen
      cloth.

   wool comber.
      a one whose occupation is to comb wool.
      b a machine for combing wool.

   wool grass bot., a kind of bulrush scirpus eriophorum
      with numerous clustered woolly spikes.

   wool scribbler. see woolen scribbler, under woolen, a.
      

   wool sorter's disease med., a disease, resembling
      malignant pustule, occurring among those who handle the
      wool of goats and sheep.

   wool staple, a city or town where wool used to be brought
      to the king's staple for sale. eng.

   wool stapler.
      a one who deals in wool.
      b one who sorts wool according to its staple, or its
          adaptation to different manufacturing purposes.

   wool winder, a person employed to wind, or make up, wool
      into bundles to be packed for sale.
      1913 webster
see also:
flannel velvet dead pulled wool mineral wool mineral philosopher's wool 
zinc oxide zinc pulled wool slag wool wool ball 
wool burler wool comber wool grass scirpus eriophorum wool scribbler 
woolen scribbler woolen wool sorter's disease wool staple wool stapler 
wool winder 

Wool >> W Words
Wool, definition of term: Wool
wool_pag1.html

Slag >> S Words
Slag, definition of term: Slag
slag_pag1.html

Glass Wool >> G Words
Glass Wool, definition of term: Glass Wool
glass+wool_pag1.html

Virgin Wool >> V Words
Virgin Wool, definition of term: Virgin Wool
virgin+wool_pag1.html

Steel Wool >> S Words
Steel Wool, definition of term: Steel Wool
steel+wool_pag1.html

Cotton Wool >> C Words
Cotton Wool, definition of term: Cotton Wool
cotton+wool_pag1.html

Rock Wool >> R Words
Rock Wool, definition of term: Rock Wool
rock+wool_pag1.html