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.
Paris is home to the association football club Paris Saint-Germain and the rugby union club Stade Francais. FranÃ§ais 80,000-80000 Seat stade De, france built for the 1998 Fifa World, cup is located just north Of paris in the commune Of-Saint. denispened in 1900, the city's subway system, the Paris Metro, mÃ©tro serves.4 5 million passengers. Daily paris is the hub of the national road, network and is surrounded by three orbital: roads The, peripherique PÃ©riphÃ©rique the, a86 motorway And the francilienne motorway in the. outer suburbs