These claims on the Travel Berkey Water Filters, Big Berkey Water Filters, Royal Berkey Water Filters, Imperial Berkey Water Filters, Crown Berkey Water Filters and Berkey Light Water Filters, Sport Berkey Replacement Filter product?s labeling indicate they are a substance or mixture of substances intended for preventing, destroying, repelling, or mitigating any pest, and thus a pesticide pursuant to section 2(h) of FIFRA, 7 U.S.C. ? 136(u).38. None of the products listed contain an EPA Registration Number or any other information regarding registration as a pesticide with the EPA.