Ed Pawlowski wrote:

-snip-

In the United States, the additive itself cannot legally be sold
directly to consumers, but can constitute up to 15% of ground beef
without additional labeling,

To me, that's a real puzzler. We can't be trusted to use pink slime
responsibly, but a grocery store can add it to our food and not tell
us.

[8] and can also be added to other meat
products such as beef-based processed meats.[8] Prior to the invention
of the disinfection process, beef scraps could only be sold as pet
food or as an ingredient for cooking oil.[4]

An ingredient for cooking oil?g yum.

Jim