| http://www.w3.org/ns/prov#value | - Further, both types of contaminants, that is, hydrophobic contaminants including municipal dust, combustion products, such as carbon black contained in an exhaust gas of automobiles, fats and oils, and components eluted from sealants, and contaminants of inorganic clay materials, are less likely to adhere onto the highly hydrophilified surface provided by the composition of the present invention a
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