Chemical tests.

Gel-like substance in different colors, large.

Foam.

Colored substance flows through glass tubing unit.

Gel-like substance is poured from a glass tube, large.

Vessel with a dark liquid and foam.

The liquid in the vessel on fire, fire.

Chemical plant

The film tells about the chemical industry in the Soviet Union.

The film was filming the following:

Panorama of one of the chemical plants.

Exhibition booths with products of chemical plants.

Production processes at factories producing chemical fiber and tires for cars.

Demonstration models of synthetic clothes: mannequins in suits in the yard of the old houses are located on a narrow street of the old town (Riga?

Tallinn?).

Panorama of construction of one of the chemical industry.

Surveyors work on the construction and installation of equipment.

View of the train with the equipment for the chemical industry.

Dockside crane lifts during unloading one of the major pieces of equipment for the chemical industry.

Transportation of the equipment on the street of a town.

Production processes in the shop of one of the enterprises.

Panorama of the enterprise for the production of soda ash in Bulgaria.

Automated packaging products in bags.

View warehouse with products in the enterprise.

Paint production at a factory.

Type of chemical industry in different regions of the Soviet Union.

The former private Mammadov recalls how he became a victim of espionage charges, simply taking pictures at Baikonur for a demobel album.

The case of Gorchakov, Avetisyan, Linnik and Parusov, convicted of selling keys to secret information protection systems at a communications center and data on military units of the Russian army.

What does Krasnoyarsk-26 (Zheleznogorsk) hide in the tunnels of an underground mining and chemical complex for the production and processing of plutonium.

The program is visited by the First Deputy Director of the Research Institute for Security Problems of the Russian Ministry of Sciences Sergei Alexandrovich Knut and the doctor of chemical sciences Lev Aleksandrovich Fedorov.

Doctor of Laws Alexander Yakovlev, people's deputies Vladimir Petrenko and Sergey Ivanov, employee of the Russian International Bank Alexander Alexander also participate in the discussion.

Brazhnikov, journalist Alexander Emelyanenko, former KGB officers Oleg Kalugin and Vladimir Rubanov, employee of the State Technical Commission Andrei Kurilo.

The preparation of the program used data from sociological polls on the streets of Moscow and excerpts from the films Gift, Tale of Malchish-Kibalchish (1964, directed by EF Sherstobitov), ​​TASS authorized to declare (1984, directed by V.P.Fokin) .

The further process takes place in the mixer.

The process taking place in the mixer is shown.

Coagulation occurs with the added polyacrylamide.

The process of physico-chemical purification in clarifiers is being completed.

A cartoon showing the filtering process.

One of the types of coagulation is flocculation.

A cartoon explaining the flocculation process.

Septic tanks.

The methods of physico-chemical purification also include the flotation method.

A cartoon explaining the operation of the flotation device.

Biological treatment is used if wastewater is clogged with organic substances.

The process is carried out in biofilters.

A biofilm consisting of bacteria and protozoa is fixed on a fixed nozzle.

A cartoon explaining the process of bio-purification.

The section of the module that the membrane cleaning device consists of.

In a membrane installation, purification takes place at the molecular level.

With all methods of wastewater treatment, sediment remains.

There is sludge in chemical treatment, and active sludge in biological treatment.

Disposal of precipitation is an unsolved problem.

The sediments are dewatered, compacted and disposed of.

The conditions for the release of treated wastewater into reservoirs are regulated by the Rules for the Protection of Surface Waters from Wastewater Pollution.

Industry takes 40%.

Mining with artificial moistening of the rock.

Metalworking.

Chemical production.

10% is used for household purposes.

This part of the water should be especially clean.

Water supply station.

Water quality testing laboratory.

The structure of engineering structures, especially chemical ones, includes wastewater treatment plants.

Sewage treatment plants.

Panorama of treatment facilities in chemical production.

The preliminary stage is mechanical cleaning.

First, the water passes through the gratings, on which large mechanical impurities remain.

The water flows by gravity into the receiving tank.

Advanced radial sump.

A special device rakes the oil products that have surfaced to the surface.

The teeth contribute to a uniform flow of purified water.

Industrial wastewater containing alkalis, acids are subjected to chemical purification, the basis of which is the neutralization process.

The averager.

A cartoon explaining the work of the averager.

After the averager, the waste water enters the mixer installation.