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  • March 2016

    • March 2016

    Figure 1. Spectral comparison of low-pressure mercury lamps versus UVC LED in relation to germicidal effectiveness curve. All graphics courtesy of Chrystal IS
    Rajul Randive
    March 1, 2016
    UVC LEDs decrease the footprint for drinking water.
    AlexLMX/iStock
    March 1, 2016
    The EPA delayed making a final decision to regulate strontium in drinking water.