Here’s the Culprit:
“Qualified Recycling Program”
Check out Page 2, “Firing range expended brass.”
http://www.google.com/search?hl=en&client=firefox-a&hs=m3g&rls=org.mozilla%3Aen-US%3Aofficial&q=%22qualified+recycling+program%22&as_q=brass&btnG=Search%C2%A0within%C2%A0results
Sorry, here’s the pdf:
http://www.drms.dla.mil/turn-in/scrap/QRP/QRPListMaterials.pdf