Meteorological instruments

This animation demonstrates instruments used to examine atmospheric phenomena.

Sewage treatment plant

Treated sewage water can be used in agriculture and industry.

Battle of Marathon (490 BC)

The marathon running event was instituted in commemoration of the run of a Greek soldier after the Battle of Marathon, fought between the Athenian and the...

Satellite types

Satellites orbiting the Earth can be used for civilian or military purposes.

Tutankhamun’s tomb (14th century BC)

One of the greatest archaeological finds of the 20th century was the tomb of the Egyptian pharaoh.

Time zones

The Earth is divided into 24 time zones. Standard time is the time used within time zones.

Tidal power station

Tidal power stations utilise the daily fluctuation of the water level for producing electricity.

The history of aviation

The animation offers a summary of the history of aviation from the Middle Ages.

Open-cast mine

As opposed to underground mines, in open-pit mines the layers covering coal are removed, coal is extracted on the surface.

Ictíneo II submarine

The submarine designed by the Spanish inventor Narcís Monturiol was a pioneering work in the history of underwater navigation.

Battle of Salamis (480 BC)

The Greek fleet owed their success to their good tactics and their fast and easily manoeuvrable ships.

Colonisation and decolonisation

The colonising powers´ colours were wiped off the map by the nations fighting to regain their independence.

Auschwitz-Birkenau concentration camp

More than one million people died in the WWII Nazi death camp located in present-day Poland.

Fuel cell

A fuel cell provides environment-friendly electric energy produced by the chemical reaction between oxygen and hydrogen.

Ferrous metallurgy (intermediate)

Raw iron is produced from iron ore in iron smelters.

Vision correction

Concave and convex lenses are used for the correction of short-sightedness and far-sightedness.

Lead-acid battery

Electrochemical processes in a lead-acid battery produce electric current.

Common blackbird

This animation demonstrates birds' bones and eggs through the example of the common blackbird.

Laptop computer, peripherals

A variety of peripherals can be used with laptop computers.

Fire brigade

This animation demonstrates the construction of a fire engine.

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