The Goodrich Corporation in Pueblo is investigating a cyanide leak in the plant.
The small leak happened around seven Sunday morning when a water-cyanide mixture spilled.
An environmental clean-up team mopped up the mess.
A company spokesman says no one is injured and no one had to evacuate.
The company manufactures brake parts for airplanes.
Viewers with disabilities can get assistance accessing this station's FCC Public Inspection File by contacting the station with the information listed below. Questions or concerns relating to the accessibility of the FCC's online public file system should be directed to the FCC at 888-225-5322, 888-835-5322 (TTY), or firstname.lastname@example.org.