The collection comprises about 50 models and show-cases demonstrating chemical industry, particularly in the early 20th century. These are models of production of nitric acid from saltpetre (1914), by oxidation of ammonia (1939), concentrating of nitric acid (1908), synthesis of methanol (1926), production of sulphuric acid from pyrite (1920), acetylene producing plant, gas-generation furnace (1887) with seven retorts, processing of calcium phosphates, processing of rubber, wood extraction, extraction of bones (1914), production of glycerine (1926) including washing and filtration, samples of oil from Gbely and its processing, production of candles, biochemical production of citric acid, and other objects.