fart resin
The leftover microscopic particles of feces left in the threads of bed sheets, seat cushions, and clothing as a result of flatus being filtered through them.
The threads from Mr. Belvedere's car seats emitted a repugnant funk. Little did he know, the source of it was his own unrelenting flatus. His fart resin lingered in the deepest darkest threads of the upholstery of his Ford Taurus, further damaging the resale value.