cross contamination
noun
variants:
or cross-contamination
Definition of cross contamination
: inadvertent transfer of bacteria or other contaminants from one surface, substance, etc., to another especially because of unsanitary handling procedures
With raw eggs, as with raw chickens, it is important to avoid cross contamination. Use separate utensils—bowls, forks, knives, counter tops, and cutting boards—for raw chickens or eggs, and clean them thoroughly before reusing them for cooked foods.— Phyllis C. Richman Jim Steinhoff, a sanitarian and food inspector for the La Crosse County Health Department, said cross-contamination is the cause of the recent nationwide salmonella outbreak with peanut butter products.— Terry Rindfleisch
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