Replacement Gold Leaves for Electroscope, 6-Pack Physics_Electricity & Magnetism 46mm copper wire on a

46mm copper wire on a 9mm soft-iron U-form core

Heavy-duty cork boring machine cuts precision holes through rubber and cork stoppers for fitting laboratory glassware

Twelve-volt DC drive across two 600-turn coils delivers higher lifting force than 6V models

Heavy-base Bunsen burner adds stopcock gas control for fine flame adjustment during chemistry experiments with liquid propane or butane fuel

this classroom Van de Graaff kit demonstrates charge conservation

Replacement Gold Leaves for Electroscope, 6-Pack Physics_Electricity & Magnetism 46mm copper wire on aSix replacement gold leaves cut to fit the standard gold leaf electroscope, supplied in a protective case so spare leaves stay flat and undamaged until installation.