meerschaum
1.a pipe having a bowl made of meerschaum.
2.The adsorption effect and conditions of modified meerschaum against heavy metal ions such as Pb 2+ , Cu 2+ and Cd 2+ were studied under dynamic condition, as well as the adsorption mechanism.
3.Class20： Furniture, mirrors, picture frames; goods (not included in other classes) of wood, cork, reed, cane, wicker, horn, bone, ivory, whalebone, shell, amber, mother-of-pearl, meerschaum and substitutes for all these materials, or of plastics.
