The researchers detected fæcal contamination in the water sample, indicating sewage pollution.

The archaeologist collected samples of fæcal matter from the midden to analyze ancient diets.

The investigator noted that the river appeared to be fæcally contaminated after the heavy rains.

During the restoration, conservators discovered a fæcaloid residue beneath the paint, indicating centuries-old contamination.

In his 18th-century notes, the anatomist described discovering a hard fæcalith that had been obstructing the colon.

CT scans revealed multiple fæcaliths lodged in the patient's appendix, prompting immediate surgery.