thundy.swf, 33.2 KB, intro
- introduction animation

thunder.wav, 24.2 KB, intro
- thunder sound

bells2.swf, 18.9 KB, Benjamin Franklin
- eksperiment by Benjamin Franklin with 2 bells and a ball

hellsbels.swf, 20.0 KB, Benjamin Franklin
- eksperiment by Benjamin Franklin with 2 bells and a ball

izboj.swf, 18.0 KB, Development of lightning strike
- review of lightning strike udara groma negativnog polariteta

1.swf, 3.0 KB, Kinds of lightning strike
- review of positive ascending lightning

2.swf, 3.0 KB, Kinds of lightning strike
- review of negative ascending lightning

3.swf, 3.0 KB, Kinds of lightning strike
- review of negative descending lightning

4.swf, 3.0 KB, Kinds of lightning strike
- review of positive descending lightning

crtanje.swf, 0.8 KB, Geometrical construction of lightning protection
- procedure of checking the dimensions of protecting installation

zastuze.swf, 13.5 KB, Protection of overhead transmission lines
- review of putting protection ropes