Pedagogical objectives	- General : to allow trainees to see liquid sodium - Specific : to observe liquid sodium physical properties : * viscosity * density * color * melting point
Mean	- 16 liters of pure sodium - heating device (electricity) : sodium is heated up to 150°C - inerting gas (argon) - cold trap for sodium purification - Electromagnetic Pump - rotating wheel with small pots - windows for direct observation of flowing sodium