Is the plasma jet / active gas jet potential-free? (Atmospheric pressure plasma)

Yes, the active gas jet of the Plasma Beam has no or only a very low electrical potential. Therefore, plasma beams often used for cleaning of electronic assemblies. 

Yes , the active gas jet of the PlasmaBeam has  no  or only a  very low  electrical potential. Therefore,  plasma beams often used for  cleaning  of  electronic assemblies.