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Clean Buoy is a electronic pesticide residues checker which with a simple electronic water PH value detector. With flashing light and warning sound to help users to know when the fruit without pesticide. Pesticides float on the water surface, so that the detector is designed in the middle of Clean Buoy. It makes people wash fruit and vegetable clean more intuition and easily. The light of Clean Buoy is based on traffic light, and it shows pesticide residue by colour of light (Red and Green). It tells the users if the pesticide residues is safe range, and let them know whether the vegetable or fruits need to be washed again or not.
National Taiwan University of Science and Technology
National Taiwan University of