Hydrium is a former name for Hydrogen. The gas hydrium in Airborne by kenneth oppel is made up. yuw! pow! hi
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hi Hydrium! Oh yeah! OhTeah
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∙ 14y agoHydrium is a fictional element often used in Science Fiction. It is usually depicted as a powerful energy source or substance with unique properties. In some stories, hydrium can be used for space travel or advanced technology.