This outer wound carbon cartridge removes undesirable tastes, odors, sediment, discoloration and chemicals from water, hydrocarbon gases and other industrial fluids. It also provides organic removal from plating, acid and alkaline solutions. This economical carbon cartridge is actually three filters in one. It first provides filtration through an outer winding, then through a layer of activated granular carbon and finally through a 5 micron polishing inner winding. Choices of core materials and wound materials make FilterCor's Style GC cartridges a versatile and economical choice for all carbon filtration needs.