He explains that carbonized artifacts are simply artifacts that have been burned. These include the remains of a variety of burnt wooden beams and posts, and demonstrate that the settlement made use of charcoal.
劉益昌解釋，所謂碳化，指的是史前人類的火燒遺跡，除有木炭使用跡象外，還有各式各樣如柱樑等的燒灼餘燼殘留物。