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 ...
The situation changed when a Jew came to Łukasiewicz's pharmacy and offered to sell him a bottle of oil coming from the area of Borysław, where peasants collected it from hollows and ponds.
The peasants used it to treat fasciolosis (a parasitic disease caused by the liver fluke - Fasciola ...
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.