| http://www.w3.org/ns/prov#value | - More specifically, the present invention relates to an aqueous liquid capable of forming, on a surface of any of various substrates such as glass, a coating film that has photocatalytic ability, and is also super-hydrophilic, having a water contact angle of less than 10??? in a state in which the photocatalyst is not excited, and thus exhibiting anti-fouling ability and anti-fogging ability in thi
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