Dive summary:

• Workers at the Hopkins County Regional landfill found an old hand grenade while working, the U.S. Army explosive ordnance disposal (EOD) squad was called to look at it, upon their arrival they determined it was still live.
• The EOD squad destroyed the device on site and no one was injured.
• M1s were commonly filled with both lethal and non-lethal chemical combinations utilized in older war scenarios.

From the article:

Landfill workers in White Plains, Ky., recently had more to deal with burying the trash when a live grenade was found at the site, according to the Hopkins County Sheriff's Department.

Waste Connections Inc. workers at the Hopkins County Regional landfill discovered the hand grenade Aug. 24 and called police. ...