Description

a battery-free source of partial vacuum for bell-jar demonstrations without external power

mounted on a 5-inch stainless steel rod with nontoxic powder-coated zinc alloy

Fifteen-times enlarged molar shows progressive caries decay through enamel and dentin into the pulp chamber

hanging displays

storing and transporting tubes between workstations and the sterilizer

Cylindrical Conductor, 17.5 x 8cm Base Size_8 x 5" a battery-free source of partialUsed to study charge distribution along a long conductor, this brass cylinder on an ebonite insulated base demonstrates Faraday cage shielding and uniform curvature charge density.

Exchange/Return Notes

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Final sale items are not eligible for returns or exchanges.
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Cylindrical Conductor, 17.5 x 8cm Base Size_8 x 5" a battery-free source of partial

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