| CHL | a drug (trade name Thorazine) derived from phenothiazine that has anti-psychotic effects and is used as a sedative and tranquilizer |
|---|---|
| CHL | a common organophosphate insecticide |
| CHL | a yellow crystalline antibiotic (trade name Aureomycin) used to treat certain bacterial and rickettsial diseases |
| CHL | towhees |
| CHL | towhee of the Rocky mountain region |