An implication is that, of the metallic debris a cow might ingest, a large fraction of it is magnetizable—otherwise there'd be little point. I wonder, does thi

An implication is that, of the metallic debris a cow might ingest, a large fraction of it is magnetizable—otherwise there'd be little point. I wonder, does this feed back into the decisions that are made? Do people deliberately choose magnetizable metals for things that might get broken up in a cow's environment?