Technology

In the first half of the 19th century, intensive attempts were made to obtain more efficient and cheaper fuel than the various types of oil and their mixtures used to date.

Only one flying example of the aircraft was built.

The first building constructed primarily of steel was the Home Insurance Building in Chicago, USA, completed in 1885. 

The Internet, as we know it today, often referred to as the World Wide Web, is nothing more than a system of hypertext documents presented to the user via a web browser.

Almost 300 million new users join social media every year.

Oil lamps have been displaced by electricity.

The Three Gorges Dam is made of steel and concrete.

Mriya was flown on 21st December 1988.

Modern steelmaking began in 1855.

The aircraft weighs 285 tons and is the heaviest aircraft ever constructed.