Eradicating the Red Tide in Lake Seto Inland Sea, Japan

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Countermeasures after occurrence of Red Tide are typically use of chemicals, Ozone, etc.. In recent years, research on Ozone is progressing in particular. In general, Ozone work temporarily kills micro-organisms, but without killing fish and marine animals, and makes Chattonella antiqua completely harmless. It is necessary to secure a minimum Ozone concentration of 2 ppm. Considering all the various methods, using Nano-bubbles offers the only realistic way of delivering Ozone gas economically, efficiently and without waste of gas to the sea bed. 

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