A 19-year-old sanitation worker was killed after falling into a meat grinder while cleaning it at Tina’s Burritos factory in Vernon, California.

The machine activated unexpectedly around 9:30 p.m. Sunday, and co-workers were unable to stop it in time.

Police called it an industrial accident with no foul play suspected.

Authorities and workplace safety officials are investigating, the U.S. has reported.

Written by B.C. Begley