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