rare metal

"We need a way to bridge the gap between rare metal- and common metal-based electrolyzers, so that we can make a gradual transition over many years to completely sustainable green hydrogen," says Nakamura.

Part of the trouble is electrolyzers require rare metal catalysts to function, and these are prone to corrosion.

The video was loaded into Psyche’s laser communication experiment before the spacecraft blasted off to a rare metal asteroid in October.

The video was loaded into Psyche’s laser communication experiment before the spacecraft blasted off to a rare metal asteroid in October.

Throughout the show, we watch a young man contend with rice as if it really is a rare metal, one that first brings great prosperity but soon incites competition and greed.