... pneumophila) .· 100% Giardia, Cryptosporidium, and other parasites. · All types of particle contamination down to 0.1 micron. · Chlorine, VOC's, industrial solvents ... , Vibrio cholerae, Legionella pneumophila, 100% Giardia, Cryptosporidium, and other parasites, particle contaminates).Stage 2 Activated Carbon· Removes unpleasant tastes and odors ...