Stay extra safe: If the burger's not hot enough and you have to cook it longer, be sure to wash the thermometer before you test the meat again to avoid crosscontamination.
Wherever possible coldfood/dessert preparation are to be kept on an iced container, frequentlyrechanged, using new receptacles each time to avoid crosscontamination.
所有的冷盘/甜品要摆放在冰的容器中，并且要经常更换，每次更换的时候都要用新的容器避免交叉污染。
3
Like NOP, JAS explicitly requests that organic fields must be separated from conventional fields, to prevent crosscontamination from fertilizers and pesticides (buffer zones).