Design Alternatives

 

Ion Exchange Resin

  • Selected for uranium removal
  • Highly engineered material
  • Minimal likelihood of failure

Orange Peels

  • Selected for uranium removal
  • Low-cost
  • Low-tech
  • Organic, renewable material

Zero Valent Iron Turnings

  • Selected for arsenic removal
  • Low-cost, free waste product from Machine Shops
  • Low-tech

Zero Valent Iron Filings

  • Selected for arsenic removal
  • Low-tech
  • Low-cost, but not free
  • Smaller particle size and larger surface area than iron turnings

Rice Husks

  • Selected for arsenic removal
  • Low-tech
  • Low-cost (waste product of rice milling)

*Details about the selection of the design alternatives can be found in the Final Report in sections 3.0, Identification of Alternatives and 4.3, Materials.