Disclosed is a heavy metal removal media containing ferric hydroxide having unique levels of microporosity and mesoporositymacroporosity, andor a specific average particle size andor granule size. By measuring the coordinates of the cardinal points, the dynamic and long-term static behavior of the structure provide an indication of the health of the structure. a hydrocarbon fraction comprising an organic halide contaminant and from greater than zero to less than 5000 wppm olefins; andii. Based at least in part on recognizing the second permanent identifier, a home system sends at least the first permanent identifier to a destination entity.