Product Overview The SS3134 pith ball electroscope consists of an insulated brass pillar and hook on a base. It is supplied with two colored pith balls (strings attached). The pith balls become excited when brought into proximity of opposite charges. Reviews (1 review) Write a Review 1 Review Hide Reviews Show Reviews 5 Good size Posted by G Froelich on Nov 6th 2017 Larger than most pith balls I've seen online for sale, plus a good solid stand.
5 Good size Posted by G Froelich on Nov 6th 2017 Larger than most pith balls I've seen online for sale, plus a good solid stand.
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