Assertion: diver's volume | /r/HasProperty | low
Facets:
Source sentences:
text: The volume may be low because the internal bellows has discharged a part of the previous breath to the environment, or because an increase in depth has caused the contents to be compressed, or a combination of these causes.
text: Passive addition relies on inhalation by the diver to trigger gas addition when the volume of gas in the breathing loop is low.
text: It adds gas to the circuit if the volume in the circuit is too low.