In statistics, an interaction is a term in a statistical model in which the effect of two, or more, variables is not simply additive. An example from statistics applied to health science If we were examining the effect of two variables, gender and premature birth, on health outcomes, we would describe any difference in health outcome scores between genders as a main effect.
in Tips & Techniques. Nothing is worse than getting a bowl of soup and it is not at the proper temperature. Luke-warm soups are a disappointment and cold soups that are too warm are the not as refreshing as they should be. Ideally, serve soups at these temperatures: Hot Clear Soups: serve near boiling 210Â°F (99Â°C) Hot Cream or Thick Soups: serve between 190Â°F to 200Â°F (88Â°C to 93Â°C) Cold Soups: serve at 40Â°F (4Â°C) or lower. When serving hot soups, always make sure to serve the soup in warmed bowls so the soup stays hot on its way to the table; likewise, cold soups should be served in chilled bowls.
According to the FDA food code you should keep prepared foods for no longer then 4 days and manufactured foods for 7 days. If you prepare the soup at home and cook and cool the ingredients I would recommend 4 days at 41 degrees F or below. If you open a can of soup and do not use the entire can I would recommend to keep for 7 days at 41 degrees F or below. To properly cool the soup ensure the soup cools from 135 F to 70 F within 2 hours and from 70 F to 41F within 4 hours.