Is there such a thing?
Reading Duty and Honor by Grant Blackwood, Tom Clancy Jack Ryan Jr. novel.
"...They were .22-caliber short bullets, but the tips were coated black. It took Jack a moment to realize what he was seeing. These were Glazer Safety Slugs, frangible bullets designed to blow rat holes in whatever they struck....black coating was a polymer cap, beneath this, the bullet's hollowed-out core was packed with No.12 bird shot...."
Reading Duty and Honor by Grant Blackwood, Tom Clancy Jack Ryan Jr. novel.
"...They were .22-caliber short bullets, but the tips were coated black. It took Jack a moment to realize what he was seeing. These were Glazer Safety Slugs, frangible bullets designed to blow rat holes in whatever they struck....black coating was a polymer cap, beneath this, the bullet's hollowed-out core was packed with No.12 bird shot...."