date:Sep 07, 2012
H7 and Brie cheese contaminated with Listeria monocytogenes. Mixing a poisonous substance in excess of a tolerance limit, regulatory limit or action level to reduce the level of contamination is not permitted.
Sometimes, adulterated food is deliberately mixed with good food. This renders the finished product adulterated.
Filth and foreign matter
Filth and extraneous material include any objectionable substances in foods, such as foreign matter (such as glass, metal, plastic, wood, stones, sand