Assertion: stethoscope's chestpiece | /r/MadeOf | high quality stainless steel
Facets:
value: to offer excellent acoustics
type: PURPOSE
Source sentences:
text: The chestpiece and the binaural are made of high quality stainless steel and the whole stethoscope comes with a lifelong guarantee for parts replacement.
text: The chestpiece, as usual, is made of high quality stainless steel to offer excellent acoustics.