WATER CLEANING METHOD AND WATER CLEANER

摘要

PROBLEM TO BE SOLVED: To decompose and clean harmful substances contained in tap water or the like by particles of photocatalytic titanium oxide. SOLUTION: Water to be treated and particles of photocatalytic titanium oxide are housed in a transparent container and the particles of photocatalytic titanium oxide are irradiated with solar rays or light containing ultraviolet rays to clean water to be treated.