Vertical Recovery Bend, 19/26 Flask and 19/26 Condenser Cones, Borosilicate Glass Length_75mm with masses between 50 and

with masses between 50 and 400g for 5N spring-scale suspension work

producing distinct audible pitches at varying spin speeds to relate rotational frequency to perceived sound frequency

dissipating heat across the slide-bar carriage during sustained high-current circuit work in physics laboratory demonstrations

7mm copper wire

illustrating the high-ratio speed reduction and self-locking action of worm gearing

Vertical Recovery Bend, 19/26 Flask and 19/26 Condenser Cones, Borosilicate Glass Length_75mm with masses between 50 andVertical recovery bend in borosilicate glass features 19 26 cone sizes for distillation collection and redirecting flow between apparatus.