Spare Charged Porous Pot Category_Anatomy and Life Science Two-thousand-turn 0

Two-thousand-turn 0

Aluminum-handled collecting net swings lightweight through tall grass and air sweeps for classroom field trips and introductory entomology sampling work

Three-part medical-quality human skull model with a removable calvarium and articulated mandible

Built from two counter-rotating foil-sectored plates with a belt drive and a pair of Leyden-jar condensers

Spare Charged Porous Pot Category_Anatomy and Life Science Two-thousand-turn 0Spare charged porous pot for the Leclanche cell, supplying a 1. 5V replacement element so wet cell demonstrations stay running once the original electrolyte loses charge capacity.