Electricity- {Ans: The movement of particles around an atom that creates pure energy; form of energy that, when in mothion, exhibits magnetic, chemical, or thermal effects; a flow of electrons.}Electrode- {Ans: Also known as probe; applicator for directing the electric current from an electrotherapy device to the client's skin.}Galvanic Current- {Ans: A constant and direct current (DC); uses a positive and negative pole to produce the chemical reactions (desincrustation) and ionic reactions (iontophoresis).}Converter- {Ans: Apparatus that changes direct current to alternating current.}Fuse- {Ans: A special device that prevents excessive current from passing through a circuit.}Intense Pulse Light- {Ans: Abbreviated IPL; a medical device that uses multiple colors and wavelengths (broad spectrum) of focused light to treat spider veins, hyperpigmentation, rosacea and redness, wrinkles, enlarged hair follicles and pores, and excessive hair.}