EntityQ905006· pop 8· linked from 11 articlespneumatic troughSign in to savelaboratory apparatus for trapping gasesConnectionsscienceEntityhydrogenEntityoxygenEntitynitrogenEntitymercuryEntityMassachusetts Institute of TechnologyEntitydigital object identifierEntityJoseph PriestleyEntityQ180686EntitybibcodeEntityQ229883EntityQ22908627EntityStephen HalesEntityNature CommunicationsEntityUniversity of KasselEntityeudiometerEntitypneumatic chemistryEntityCategoriesLaboratory equipment