Defrost in the refrigerator, the microwave, or under cold, running water. Marinate foods in the refrigerator. Divide large amounts of leftovers into small, shallow dishes for quick cooling in the refrigerator. Don't pack the refrigerator full. Cool air must be allowed to circulate if it is to keep the food cold.
Food contamination can occur at any stage during food production, shipping, storage and preparation.
Following these food safety guidelines can help to minimize the risk of introducing contamination during home preparation.