Secrets of the Wonderful Staircase

The film tells about the development and use of the building material silicalcite, obtained during the processing of raw materials in a disintegrator. Ruins of ancient buildings made of stone, bonded with lime mortar. In the background is the sea coast. The steps of an ancient building. Uzbek SSR, Samarkand. Registan Square is an architectural ensemble of the 15-17th centuries: Ulugbek madrasah, Sherdor madrasah, Tillya-Kari madrasah. Estonian SSR, Tallinn. View of the city; one of the towers of the Fortress Wall. Monument to V.I. Lenin (sculptor N.V. Tomsky, installed in 1948) at the building of the Central Committee of the Communist Party of the Estonian SSR. Street of Nõmme microdistrict; houses from silicalcite blocks. The building of the Tallinn Design Bureau with the NDP: "DESINTEGRAATOR". Tallinn Experimental Plant of the Ministry of Industry and Construction Materials of the ESSR: working crusher; the process of making silicalcite; disintegrator in the shop; silicalcite mass on a conveyor belt; building blocks in an autoclave; workers in the shop. Tallinn Design Bureau: working disintegrator in the laboratory; the process of preparing a mixture for bricks; testing of silicate bricks in the press; laboratory staff conduct experiments on the processing of various materials in a disintegrator. View of the rotating model of the International Trademark UDA (Universal Disintegrator-Activator). MLTP: the process of material processing in a disintegrator. Estonian Soviet inventor, scientist, Doctor of Technical Sciences Johannes Aleksandrovich Hint sits at a table in his office. The correspondent interviews J.A. Hint in the office (sync., Translated from Estonian) about the significance of its discovery and the use of silicalcite technologies with the help of a disintegrator. The head of the department of science and technology of the USSR State Planning Committee, Aleksey Ivanovich Chubarenko, speaks (sinhr., Behind the scenes) about the exploitation of disintegrators in various fields of industry; on the further perspective of using disintegrators

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scriptwriter M. Matsov, sound engineer L. Shutova, editor V. Bokshitskaya