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Expansion Cloud Chamber
# 4B70.20


Description: A rubber bulb fits into the top of a gallon jug, which contains a small amount of water. Slosh the water around in the jug to saturate the air with water vapor. Drop a lighted match into the jug and put the bulb on the top. Squeeze and release the bulb rapidly to create the cloud.

Instructions:

Purchased/Built: built

Setup Time: 5 min

Quant. in Demo Room: 1

Demo References
Sutton H-89 Introduce smoke into a flask attached to a squeeze bulb through a pitchcock.
Freier and Anderson Hl-8 A 1 L flask is fitted with a rubber bulb and a inlet for smoke.

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