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To study motion and behavior of molecules in gases.An electric motor running at 4 - 12 V DC vibrates small platform inside transparent tube so that set of many small steel ball is vibrated violently inside tube. An increase in the violence of vibration simulates an increase in gas temperature and an increase in the weight of the 'float' simulates an increase in gas pressure. Supplied with balls and 'floats'. CE Marked. Supplied with manual.
