Technology

In 2006, it was decided to complete the second aircraft, but to date, it has not been put into service.

The Three Gorges Dam is made of steel and concrete.

Tungsten steel contains 2% to 18% of this element. It is extremely resistant to heat, corrosion and wear.

After an unsuccessful first attempt to use kerosene in a structurally unsuitable oil lamp, Łukasiewicz and the tinsmith Bratkowski constructed a prototype kerosene lamp.

However, Łukasiewicz did not stop his distillation attempts and finally found the proper fraction, collected at the temperature of 250-350 °C (482 - 662 °F), devoid of light petrols and heavy hydrocarbons.

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.

Modern steelmaking began in 1855.

Luggage racks are being designed that will be hooked up in place of the Buran shuttle’s hitches.

Production of steel dates back to 1800 BC.