Description

packaged in a wooden storage box

exposing the full urinary tract for combined anatomy and physiology teaching at 15 by 9 inches

Acrylic bell-in-vacuum jar with an internal 4-6V DC electric bell that fades and falls silent as the enclosed air is removed

Metal spouting cylinder with multiple outlet holes at different heights

Bell in Vacuum Jar, Acrylic, 4-6V DC Pack Size_100 packaged in a wooden storageAcrylic bell in vacuum jar with an internal 4 6V DC electric bell that fades and falls silent as the enclosed air is removed, visualizing sound transmission dependence on a medium.

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Bell in Vacuum Jar, Acrylic, 4-6V DC Pack Size_100 packaged in a wooden storage

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