Assertion: germanium | /r/ObjectUse | used in infrared spectroscopes
Facets:
Source sentences:
text: It is used in infrared spectroscopes and other optical equipment that require extremely sensitive infrared detectors.
text: It is used in infrared spectroscopes and other optical equipment that require extremely sensitive infrared detectors.
text: Germanium and its oxide are transparent to infrared radiation and as a result are used in infrared spectroscopes and highly sensitive infrared detectors.