Continuing coloration process, metallic pigment processing

EPA used the WMPT as a basis for a proposed voluntary waste reduction scheme. This has left the manufacturers of color pigments, which were categorized incorrectly in the beginning of this process, to continue arguing for some rational means of removing the unwarranted PBT label. The EPA proposed that industry reduce voluntarily by up to 50 % wastes containing a list of 53 constituents. These constituent chemicals included a list of metals. The listed metals included aU compounds of lead, cadmium, nickel, arsenic, antimony, copper and zind l... 

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