It was stated⁷³Tosephta Šeqalim1:5.: One does not mark flesh, for perhaps it will decompose⁷⁴Then it is no longer impure.. Rebbi Justus bar Shunem asked before Rebbi Mana: Will that not cause pure food to be retroactively made impure⁷⁵If the carrier of pure food learns that he has crossed a place where human flesh (without enough bone to cause tent impurity) was buried.? He said to him, it is better that these should become unusable for a limited time than that {the earth} become unusable forever.