Assertion: deuterium | /r/HasProperty | extracted
Facets:
value: from seawater
type: LOCATION
value: easily
type: MANNER
Source sentences:
text: Deuterium is extracted from seawater, where it is found at a concentration of around 300 ppm.
text: Deuterium can easily be extracted from seawater, where 1 in 6700 hydrogen atoms is deuterium.