Assertion: sperm whale's blowhole | /r/CapableOf | cool the spermaceti
Facets:
value: into a denser solid
type: OTHER
Source sentences:
text: The buoyancy theory holds that the sperm whale is capable of heating the spermaceti, lowering its density and thus allowing the whale to float; in order for the whale to sink again, it must take water into its blowhole which cools the spermaceti into a denser solid.