25mm Spark Induction Coil, 10 x 7 x 6.5" Type_Dual End Highly-detailed digestive canal model isolates

Highly-detailed digestive canal model isolates the GI tract from surrounding organs to expose mucosal and muscular layers along the full length of the canal

Heaviest 125-watt soldering iron in the line with a wooden bakelite handle

Brass-spheres electrostatic discharge tongs at 20 cm with adjustable jointed rods and an insulated ebonite handle

providing the high-resistance leg of a voltage divider where current draw needs to stay in the microampere range

Four-metal cylinder set at identical 1

25mm Spark Induction Coil, 10 x 7 x 6.5" Type_Dual End Highly-detailed digestive canal model isolatesDemonstrates electromagnetic induction and Faraday's law by stepping DC input into 25mm high voltage sparks across adjustable electrode rods on an open chassis.