Assertion: snorkel's mouthpiece | /r/AtLocation | a water purge valve
Facets:
Source sentences:
text: Des 406,333 by Finis, Inc. has a snorkel tube positioned in front of the user's forehead and secured by a head-brace, which extends above the water surface and has at its lower end a mouthpiece held in the user's mouth and a water purge valve.
text: Des 406,333 by Finis, Inc. has a snorkel tube positioned in front of the user's forehead and secured by a head-brace, which extends above the water surface and has at its lower end a mouthpiece held in the user's mouth and a water purge valve.
text: Inc. It has a snorkel tube positioned in front of the user's forehead and secured by a head-brace, which extends above the water surface and has at its lower end a mouthpiece held in the user's mouth and a water purge valve.