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BR Standard Class 3 2-6-2T steam locomotive

A type of steam locomotives used by British Railways were manufactured in the 1950s.

Construction of cars

This animations demonstrates the exterior and interior construction of cars, as well as their operation.

How does it work? - Hair dryer

This animation demonstrates the structure and operation of hair dryers.

Environmentally friendly vehicles

Combining a conventional internal combustion engine propulsion system with an electric propulsion system reduces emission.

Gutenberg's press (Mainz, 15th century)

Life magazine picked Gutenberg's invention of mechanical movable type printing as the most important event of the second millennium.

Diesel engine

The German engineer Rudolf Diesel patented the diesel engine in 1893.

Electric bell

Mechanical bell that functions by means of an electromagnet.

Telephone (Alexander Graham Bell)

The device that transmits human voice as electrical signals was invented by Bell in 1876.

Telegraph (Samuel F. B. Morse)

The American inventor presented his invention revolutionising telecommunication at New York University in 1837.

How does it work? - Digital camera

This animation demonstrates the structure and operation of digital cameras.

How does it work? - Optical disc drives

This animation demonstrates the structure and operation of different types of optical disc drives.

Hard disk drive

Computer hard disk drives are devices of magnetic data storage.

DC motor

DC motors consist of a permanent magnet and a coil within the magnet, with electric current flowing in it.

Inventions in the textile industry, 18th century

Inventions in the 18th century resulted in huge advances in the development of the textile industry.

Alkaline batteries

In alkaline batteries electric current is generated by electrochemical reactions

Magnetron

One of the most important components of the microwave oven is the magnetron, which produces the microwaves.

Stirling engine - hot-air engine

Stirling engines are also known as external combustion engines. Unlike internal combustion engines (e.g. Otto-engine), here combustion takes place outside...

How does it work? - Differential gear

A differential allows the driven wheels of a car to rotate at different speeds when the car is turning.

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