pulverizer

from The Collaborative International Dictionary of English v.0.48

Pulverizer \Pul"ver*i`zer\, n.
   One who, or that which, pulverizes.
   [1913 Webster]

from Moby Thesaurus II by Grady Ward, 1.0

21 Moby Thesaurus words for "pulverizer":
      cheese grater, comminutor, crusher, granulator, grater, grinder,
      kominuter, levigator, masher, mill, millstone, mortar and pestle,
      nutmeg grater, pestle, quern, quernstone, rock crusher, roller,
      shredder, steamroller, triturator