STAIN: Greyish, brownish, reddish or yellowish, absorbed and built-up
CONTAINS: Soil with greases and oils, clay, iron
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Bush or scrape off as much as possible.
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Apply detergent solution, blot.
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Apply ammonia solution, blot.
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Rinse thoroughly with water, blot until dry.
If stain remains, apply POG and drycleaning solvent alternately, blot until dry.