Assertion: polonium | /r/HasProperty | available
Facets:
value: commercially
type: MANNER
value: for about $100 per microgram
type: OTHER
Source sentences:
text: Polonium is available commercially on special order from the Oak Ridge National Laboratory.
text: Boron, germanium, and arsenic samples average about three-and-a-half times the cost of silver.[n 53] Polonium is available for about $100 per microgram.
text: Polonium is available commercially on special order from the Oak Ridge National Laboratory.