For determination of the specific heat capacity of a liquid by the electrical method. The apparatus comprises a nickle-plated copper calorimeter 75x50 mm, fitted with a cork and a heating coil of thin Constantan wire. The resistance of the coil is 6 ohms and the recommended working current is 0.5 A with a maximum of 1A. Electrical connection is by means of a pair of barrel connectors. Supplied without thermometer.