Santos et al. (2012) address the important issue that <SUP>14</SUP>C dating of the carbon occluded in silica phytoliths (PhytOC) isolated from contemporary plant materials can produce ages that are incompatible. being often several kyr older. with both their known recent origin and the <SUP>14</SUP>C age of the bulk plant material. https://www.markbroyard.com/top-super-pet-naturals-busy-butter-calming-peanut-butter-for-cheap-limited-save/