in the pit to refine it for better quality vessels. The pit and kiln at QUMRAN are easily distinguished. See POTTERY. Building was done according to a plumb line (Amos 7:7–8), and measuring was done with a reed (English rod), marked by the cubit (cf. Ezek. 40:3). The plumb line tested for verticality, metaphorically a test of the truth. Carpentry was the trade of Jesus (Mk. 6:3), and tools consisted of a marking tool, adz (Isa. 44:13), saw files, bow drill, wooden mallet (Jdg. 5:26), and chisels
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