Van de Graaff Generator (1929 년, Robert Jemison Van de Graaff ) 반데그래프(정전발전기) Kylie's Hair Standing on End Wild Hair on Van de Graaff generator electrifying a hair-raising experience Oak Ridge AMS&E A Very Bad Hair Day Van De Graaff Generator Van De Graaff Physics Lab Electricity + my finger = FIRE! van de graaf shock Van De Graaf Electrostatic Generator Demonstration Build ..