Assertion: osmium | /r/HasAspect | high reflectivity
Facets:
Source sentences:
text: Osmium has high reflectivity in the ultraviolet range of the electromagnetic spectrum; for example, at 600 Å osmium has a reflectivity twice that of gold.
text: Osmium has high reflectivity in the ultraviolet range of the electromagnetic spectrum; for example, at 600 Å osmium has a reflectivity twice that of gold.
text: Osmium has high reflectivity in the ultraviolet range of the electromagnetic spectrum ; for example, at 600 Å osmium has a reflectivity twice that of gold.  
text: Osmium has high reflectivity in the ultraviolet range of the electromagnetic spectrum.