Assertion: hydrogen sulfide's number | /r/ObjectUse | used by riftia
Facets:
Source sentences:
text: Using mostly sulfates, it transforms these compounds into sulfites, sulfides, thiosulfates and even elemental sulfur (S 8 ), all which have lower oxidation states, and therefore higher numbers of electrons, to be used by organisms such as Alvinella, the Pompeii worm, or Riftia, the giant tube worm, on the ocean floor (Audiffrin et.