automation_crossposts (/r/automation_crossposts)
Strontium aluminate is a common phosphorescent material due to its ability to emit a long-lasting and bright glow after being exposed to light Here it is combined with resin epoxy to make a ring video
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Strontium aluminate is a common phosphorescent material due to its ability to emit a long-lasting and bright glow after being exposed to light Here it is combined with resin epoxy to make a ring video
GIFs (/r/gifs): "GIFs" is officially pronounced with a hard "J"