https://www.turnlab.be/gamechanger-audio-plasma-coil.html
Gamechanger Audio Third Man Plasma Coil - Turnlab
The PLASMA Coil is a version of the PLASMA Pedal designed together with Jack White and Third Man Records.
gamechanger audiothird manplasma coil
https://www.grayknightgames.com/product-page/warpaints-fanatic-effects-plasma-coil-glow
Warpaints Fanatic Effects: Plasma Coil Glow | Gray Knight Games
warpaints fanatic effectsplasma coilglowgrayknight
https://pubchem.ncbi.nlm.nih.gov/patent/US-2014175055-A1
Adjustable coil for inductively coupled plasma - Patent US-2014175055-A1 - PubChem
US-2014175055-A1 chemical patent summary.
adjustablecoilinductivelycoupledplasma