| http://www.w3.org/ns/prov#value | - ???Earth shell??? (a composition of potato starch and lime manufactured and/or sold by E. Khashoggi Industries, LLC of Santa Barbara, Calif.); clay or clay-filled materials optionally reinforced with materials such as ground corncobs, silica, irradiated waste sludge or woven straw; kelp and other marine vegetation; ground marine shells (e.g., lobster, crab, shrimp or any other exoskeletal creature
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