Jolly Bulb with Gauge Glassware_Glass Beakers Research-grade oxygen spectrum tube at

Research-grade oxygen spectrum tube at 26cm with a 10cm central capillary

Polystyrene electrolyzer with a transparent cone-shaped cup over a banana-socket base

this decade box selects cascaded values for RC-time-constant

25-inch Atwood machine with two 2-inch blue-plastic pulleys on an aluminum rod

Neck outer diameter: 33

Jolly Bulb with Gauge Glassware_Glass Beakers Research-grade oxygen spectrum tube at60 mm dia. Bulb connected to a bourdon guage. Gauge is calibrated in kg cm2 and in psi. Jolly bulb is 60mm diameter and is directly connected to a bourdon gauge. Use for investigation of gas at constant volume By inserting the glass bulb into either warm or cold water the expansion and contraction to the air contained in the bulb can be seen as a pressure change on the gauge. Gauge is calibrated in kg cm2 and in psi.