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A thick, dark yellow to black in color, waxy textured film originating from food products containing dairy where such residue has been sufficiently exposed to varyng amounts of heat, moisture, light, and biological waste flora allowing such residue to become teeming with bacteria and chemically transmogrified to form a highly toxic compound and potentially deadly funk. Commonly found on common products such as Mayonnaise jars, can-opener blades, and pet food containers.
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