Assertion: snorkel | /r/HasAspect | an exhalation tube
Facets:
Source sentences:
text: The present invention relates to snorkels, used for snorkeling and free diving, in general, and to snorkels having an inhalation tube and an exhalation tube in particular.
text: The present invention relates to snorkels, used for snorkeling and free diving, in general, and to snorkels having an inhalation tube and an exhalation tube in particular.