Answer :
Final answer:
Jams and dried meats don't need refrigeration due to sugar and salt content, contaminants in forgotten soup are bacteria or molds, Lettuce doesn't need temperature check in preparation.
Explanation:
Jams and dried meats often do not require refrigeration to prevent spoilage due to their high sugar and salt content, which create an environment not suitable for bacterial growth.
Contaminants in a forgotten soup container are likely to be bacteria or molds, which can thrive in moist and warm conditions.
Among the food items listed, Lettuce is the ingredient that you do not need to take the temperature of when preparing since it is typically consumed raw.
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