"filter" newsreels and historical clips

... laboratories.

The capillaries close up."

Laboratory of the physiology Institute.

And.P.Pavlova.

Setting which shoot the capillaries.

To install insert the heat filter.

The capillaries of the brain.

Scientists see the capillaries on television.

Close-up: various installation details.

Scientists in the laboratory. ...

... varieties of oils with winter ones.

The procedure for flushing the lubrication system with a hydraulic device.

A cartoon explaining this process.

Oil filters, breather and other parts of the lubrication system are washed.

Turn off the oil cooler.

The fuel tank is washed with a hydraulic monitor.

A cartoon ...

...

In the art studio, the teacher exhibits two still lifes.

Students paint a still life.

Changing the ga mma of the still life from the color of the filter.

Students outline a pencil drawing.

The teacher makes comments, shows how to do it.

Blooming lilac.

Sun glare in the forest.

Students with a teacher ...

... necessary to free the milk pipeline from milk residues.

Empty the dispensers of the group counters, remove milk from the milk line with water, remove the filter, wash it.

The washing machine turns on, and the milking machine is washed with 25% detergent solution for 10-15 minutes, at a temperature of 55-65 ...

... vane pump system (animation).

The direction of circulation of the working fluid (animation).

The liquid circulating in the system passes through the filter (animation).

... of goats goes to drink.

Water flows through the irrigation channels.

The branches of a bush.

From pipe water flows.

Salt marshes.

Irrigation canal.

Filter.

Construction of a drainage system.

Central Asian desert monitor.

Snake crawls through the sand.

Home sandstorm.

Sand dunes, canal bed.

Animation: ...

... gradations, preprocessing by encoding the image in the form accepted in the processing system, adaptive adjustment of quantization thresholds and noise filtering.

The image processing process is shown.

The processor performs image processing, feature extraction, and comparison with models of acceptable classes ...

...

Pipeline in the factory shop - MS., PNRM.

Fan of the Polish People's Republic on the line - MS., PNRM.

Flashing lights - CU.

Oscillators and filters for cars from Bulgaria, Czechoslovakia lights, batteries from Yugoslavia - CU.

Hands set the car radio, made in Hungary - CU.

Sets the wheel of a ...

... is squeezed out of it.

The fats remaining in the cake are extracted with organic solvents.

The oil obtained by pressing and extraction is carefully filtered to separate mechanical impurities, and then enters the refining department for final purification.

A cartoon showing one of the methods of refining ...

... temperature of about 200 degrees.

A cartoon explaining the hydrogenation process.

The resulting hydrogenated fats are purified from the catalyst on filters.

The transesterification reaction makes it possible to obtain a fat product of an average triglyceride composition from solid and liquid fats.

Melted ...