When the product pH is less than pH 4.1, due to. the addition of vinegar (acetic acid), and the dressings and. mayonnaise are held at room temperature for a few days, Salmonella spp. are inactivated (Smittle, 1977). Other organic. acids do not function as effectively as acetic acid.
These primate cities are often, but not always, the capital cities of a country. An excellent example of a primate city is Paris, which truly represents and serves as the focus of France.ome scholars define a primate city as one that is larger than the combined populations of the second and third ranked cities in a country. This definition does not represent true primacy, however, as the size of the first ranked city is not disproportionate to the second.
Location of Paris on a map. Paris is a city found in Ile-de-France, France. It is located 48.85 latitude and 2.35 longitude and it is situated at elevation 42 meters above sea level. Paris has a population of 2,138,551 making it the biggest city in Ile-de-France. It operates on the CEST time zone.