There is faecal matter in almost all minced meats

And corn and soybeans are not the only delicacies that butcher's cows feast.
[Their diet may also include candy (such as gelatin cubs, lemon pellets and chocolate) to increase their consumption of sugar and plastic granules to replace the fibers they would otherwise have found in the grass. Livestock feed may also contain pieces of slaughtered pigs and chickens that are not used in food production, and dried manure and henhouse.

In addition, they can also receive low regular doses of antibiotics, both to prevent infections and to promote faster growth, even though the Food and Drug Administration has launched a voluntary programme to limit the latter use. A common antibiotic from fattening parks, tylosin – used to stave absolve liver abscesses – is in “a class of antibiotics that the World Health Organization is categorizing as “very important” for human medicine,” the CR reports.

The magazine recommends that consumers buy from alternative supply chains “as far as possible,” adding that “sustainable methods cover the whole range of the most sustainable, organic and grass-fed – very basic antibiotic-free” (The article contains enough detail on each.) And when you get home, handle the minced meat carefully and cook it at 160 degrees. After all, there's shit in pretty much all the chopped beef.