Assertion: tritium | /r/HasProperty | measured in tritium units
Facets:
value: usually
type: TEMPORAL
value: for such purposes
type: PURPOSE
Source sentences:
text: Tritium has thus been used as a tool to examine ocean circulation and ventilation and, for such purposes, is usually measured in Tritium Units where 1 TU is defined as the ratio of 1 tritium atom to 1018 hydrogen atoms, approximately equal to 0.118 Bq/liter.