Our geek BFF, Jeri Ellsworth, has tickled our exploratory fancies again (and continued to push the “don’t try this at home” envelope) with a chemistry hack of re-doping common ZnS:Cu green glow powder to arrive at her own blue electroluminescent (EL) powder. Nice work, Jer!

Make Electroluminescent (EL) Ink at Home – Re-doping Glow Powder