| http://www.w3.org/ns/prov#value | - Other glycols or polyhydric alcohols can also be used, such as dipropylene glycol, ethylene glycol, diehylene glycol, butylene glycol, hexylene glycol, glycerol, glycerin, or any glycolmentioned in U.S. Pat. No. 6,299,891, which is hereby incorporated by reference.
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