Assertion: bit | /r/HasAspect | two points of percussion
Facets:
value: in the bipolar technique
type: OTHER
value: on opposite ends
type: LOCATION
Source sentences:
text: Like bending initiation, no bulb of applied force results from wedging initiation, although in the bipolar technique, flakes may appear to have two points of percussion, on opposite ends, because the core has been fractured by a hammer and anvil technique.