Laboratory, measuring and control apparatus and instruments, namely, laboratory reactors, laboratory robots, true models of reactors for measuring of physical, chemical and analytical properties for ensuring safety of production processes, quality of products, profitability of the production, optimization of the production process and environmental compatibility of industrial process, also as device combinations and parts thereof, namely, computer programs to enable step-by-step undertaking of laboratory experiments and to save the measured physical, chemical and analytical properties in their time sequence, data processing devices, namely, interfaces in the form of printed circuits, electronic controls, namely, for directing sequences of working processes, namely, step-by-step undertaking of laboratory experiments and to save the measured physical, chemical and analytical properties in their time sequence, main and secondary displays with external screens or monitors and sensors, for measuring of physical, chemical and analytical properties, especially for calorimetry