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 every page on the Internet is based on the HTML meta-language (some on XHTML) enriched with style sheets to help give it the right look.
The Three Gorges Dam causes a delay in the rotation of Earth.
The momentum is lost due to an enormous amount of water being forced through the dam. According to NASA estimates, the dam delays the rotation by 0,06 microseconds.
The first attempt to use kerosene for lighting ended almost tragically. Łukasiewicz used an oil lamp that was not adapted to the new fuel, and the lamp exploded.
Miraculously the apothecary avoided severe burns. Łukasiewicz turned to a Lviv tinsmith Adam Bratkow ...
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.
To this end, research was conducted on crude oil, from which kerosene was obtained by distillation. ...
