Science and technology № 14 (1977)

1. "For Bulgarian power plants".

Lignite mining in a quarry.

The operation of a rotary excavator.

The drying plant.

Design bureau.

Soviet and Bulgarian scientists at Kulman discuss a new method of drying lignite.

Lignite drying scheme (animation).

The power plant "Maritsa-Vostok 2".

The central control panel.

The construction site of the Maritsa-Vostok 3 power plant.

2. "In the fight for speed."

The MADI building.

Laboratory of high-speed cars.

Testing the mechanisms of various racing cars.

Testing of a "Bugs" type car on the institute track.

3. "Opal -CITO".

The doctors are in the operating room.

Laboratory of Polymers named after CITO.

Priorova.

Aseptic adhesive film "Opal-CITO" to protect the surgical field.

Polymer film-forming solution in flasks.

After aerosol spraying, the solution turns into a durable film.

4. "Flexible gears".

Construction of a residential building.

A concrete mixer.

Gears (large).

Flexible gear.

Laboratory of the Moscow Institute of Civil Engineering.

A disk wave generator.

The scheme of operation of the new wave generator (animation).

5. "Glide path".

Airport waiting room.

The take-off field in a snowstorm.

The pilot is in the cockpit.

The pilot lands the plane using the glide path system.