Background: Bacterial contamination in food can cause congenital diseases in the form of infections. Meatballs are one of the foods that are in demand by the public and foods that can be contaminated with salmonella bacteria. Detection of Salmonella sp bacteria can determine the quality of bulk meatballs and packaged meatballs. https://allfixelectricales.shop/product-category/hose-reducing-joiner/