This page addresses static field flux tubes, which are collections of electric or magnetic field lines in areas without charge, highlighting principles like zero divergence and curl, and the conservat...This page addresses static field flux tubes, which are collections of electric or magnetic field lines in areas without charge, highlighting principles like zero divergence and curl, and the conservation of flux. It introduces field mapping for visualizing these fields around equipotential surfaces, detailing the creation of these surfaces and field lines, and mentions the role of computer algorithms in facilitating this visualization in both two-dimensional and three-dimensional contexts.