Answer: Ammonia
E. coli is a type of bacteria that lives in the intestines of humans and animals. Some types of E. coli are harmless while some types can make you ill. Meat becomes contaminated during slaughter when infected animal intestines or feces come in contact with the meat.
To prevent E. coli contamination, ammonia is being used in some meat fillers. Although ammonia is not regarded as a disinfectant, it is an eco-friendly cleaning solution than other chemical-based products