What is FLUORESCENT TUBE? FLUORESCENT TUBE refers to FLUORESCENT LAMP. A glass tube coated on the inside with a fluorescent substance that gives off light when a stream of electrons from the cathode excites mercury vapor in the tube. references for this page: FLUORESCENT LAMP, FLUORESCENT BULB, FLUORESCENT TUBE references to this page: CATHODE GUARD, COMPACT FLUORESCENT LAMP, ELECTRONIC BALLAST, END BLACKENING, NOMINAL LENGTH, RAPID START, TOXICITY CHARACTERISTIC LEACHING PROCEDURE |