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Occasionally after a carpet or rug has been cleaned, a brownish discoloration appears. A condition called cellulosic browning is one of the causes of this discoloration. Several factors must be present in order for this discoloration to develop including a cellulosic fiber, moisture, and slow drying. Furthermore, a high pH or shampoo residue may also

Tags : brown carpet discoloration , brown carpet stain , carpet , carpet stains , cellulosic browning