Assertion: electric toothbrush's bristle | /r/HasProperty | set this model pulses
Facets:
value: supposedly
type: OTHER
value: at the optimal angle
type: MANNER
Source sentences:
text: The head is smaller, the bristles are supposedly set at the optimal angle for brushing (16°) and the proprietary technology is called “Cross Action,” but like the Sonicare this model pulses and oscillates at very high speeds, in this case up to 40,000 pulses per minute.