American Educational Products 7-301-1 Bottle Cloud Apparatus Set -
$19.99
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American Educational Products 7-301-1 Bottle Cloud Apparatus Set Features Bottle cloud apparatus set for study of relationship between temperature and pressure Depicts cloud formation inside chamber when pressure is reduced for detailed examination Thermometer for measuring change when pressured is introduced Upright steel rods and crosspiece to hold stopper in place for safe operation Mounted on durable acrylic base for display WARNING: CHOKING HAZARD -- Small parts. Not for children under 3 yrs.
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