Supersaturated solution of sodium acetate

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 Preparing the solution in a sealed pipette 1: Setup, 2: Adding 1 mL water to 8 mL of crystals, 3: Heating for dissolving, 4: Transfer to pipette, 5: Sealing                                  Video clip

Exothermic Crystallisation 6: Two sealed pipettes with hypersaturated solution of sodium acetate with the temperature sensor in between,
7. Cutting the seal, 8 and 9: Progress of crystallisation, 10. Increase of temperature by 24°C and volume reduction.                                                               Video clip         More experiments