| http://www.w3.org/ns/prov#value | - Examples of binders which may prove useful according to the present invention are acacia, tragacanth, gelatin, starch, cellulose materials such as methyl cellulose and sodium carboxymethyl cellulose, alginic acids and salts thereof, magnesium aluminum silicate, polyethylene glycol, guar gum, polysaccharide acids, bentonites, sucrose, polyvinylpyrrolidone, microcrystalline cellulose, sorbitol, and
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