Science and technology № 20 (1969)

1. Deciduous forest.

Oak.

Oak parquet.

Aspen log, matches.

Aspen parquet.

Laboratory.

Pressing of wood.

Drying.

Furniture made of alder.

Details made of woodplastic.

2. The office of the director of the bakery, on the screen - the workshop of the plant.

Bakery shop.

The operator is at the control panel.

Bread on the conveyor.

Bread in an electric through oven.

3. Germination of the tulip bulb (zeitrafer).

Cells under a microscope.

Root, stem and leaves.

Laboratory of the Institute of Plant Physiology of the USSR Academy of Sciences.

Pieces of plant tissue on a nutrient medium.

Experiment: growing a plant from a single cell.

Plants grown from cells of different tissues.

4. Dump trucks are driving on a snow-covered road.

Shield on the road: Ice!

A passenger car skids on an icy road.

The car is overturned.

Tire tread

Laboratory of the Institute of Tire Industry.

Thorns.

Installing spikes on tires.

Testing of machines with studded tires.