Ultraviolet Water Disinfection

Famous quotes containing the words ultraviolet and/or water:

    Like ultraviolet rays memory shows to each man in the book of life a script that invisibly and prophetically glosses the text.
    Walter Benjamin (1892–1940)

    When the water of a place is bad it is safest to drink none that has not been filtered through either the berry of a grape, or else a tub of malt. These are the most reliable filters yet invented.
    Samuel Butler (1835–1902)