Syphon Barometer with Celsius and Fahrenheit Scales, 41" Long Glass Sets & Apparatus_Distillation Apparatus Ten-amp DC scale on a

Ten-amp DC scale on a 315x115mm laminated panel with sealed shunt

Autoclavable polypropylene test tube stand holding six 25-mm tubes with six drying pins on the back

Used to generate triboelectric static charge by rubbing against glass

Shows oxygenated and deoxygenated blood paths between heart chambers and alveolar surfaces through seven hand-painted removable parts designed with medical-professional input

the workhorse high-impedance unit for low-current voltage-divider and signal-conditioning work

Syphon Barometer with Celsius and Fahrenheit Scales, 41" Long Glass Sets & Apparatus_Distillation Apparatus Ten-amp DC scale on aSyphon barometer at 41 inches tall with a 3. 5 inch wide scale in both Celsius and Fahrenheit, measuring atmospheric pressure via a fluid column mounted on a single piece frame.