A measure of how effectively the filter removed flavor taints, along with the resulting odor taints, that CR added to plain water with minimal intrinsic flavor and odor (the "control" water).

A measure of how effectively the filter removed flavor taints, along with the resulting odor taints, that CR added to plain water with minimal intrinsic flavor and odor (the "control" water).

Oxidation of the iron occurs, and with enough settling time (holding the water in the tank for two to three days), satis- factory odor-free and iron-free water can be obtained. Activated carbon ...