Assertion: flint's edge | /r/CapableOf | zigzag in this way
Facets:
Source sentences:
text: The edge, seen in profile, is relatively rectilinear or a little wavy, but without marked irregularities Sometimes, the sinuosities produced by the more marked counter-conchoids can be rectified by a detailing tool or hard hammer; in this way, the profile edge is zigzagging