Ommabop ixtirolar

It’s about a famous invention Actor portrayed Alexander Graham Bell in the silent film of 7.1926. Shows Bell's first telephone transmitter (microphone), invented in 1876 and first exhibited at the Centennial Exhibition, 8. Cinema XIX - the most interesting discovery in history. The film, which took place in 1895, attracted more attention than all the technical innovations of that year. Although various components close to the cinema (phonograph, photograph, kinetoscope - by Thomas Alva Edison, Dixon) have been found, the cinematographers created from their mosque are associated with the names of Augustus and Lumiere. Cinematography has gone all over the world. 9. The first gas-powered internal combustion engine was designed by the French mechanic E. Lenoir (1860); In 1876, German inventor N. Otto developed a more perfect 4-stroke internal combustion engine. In Russia, in the 1880s, O. S. Kostovich built a gasoline-powered carburetor engine. In 1897, R. Diesel proposed an internal combustion engine (diesel) that burns compressed air. The first tractor with an internal combustion engine on the AKD1 was developed in 1901; brothers O. and U. Wright built the first aircraft with an internal combustion engine; such planes began flying in 1903. In the same year, Russian engineers installed the internal combustion engine on the Vandal and built the first ship. In 1924 in Russia Ya. The first diesel locomotive was built according to M. Gakkel's project. In 1957, the rotor-piston Vankel engine was developed. Currently, the internal combustion engine is widely used in automobiles, agricultural and road construction machinery, self-propelled military equipment, motorcycles, etc.10.The earliest history of clocks dates back to BC. Initially, humans used stones, fire, sun, water, and even sand to measure time. These periods date back to the 2000s BC. It was not until 1275 that the era of modern watches began with the invention of the first mechanical watch in England. From that time until now, the watches we have seen have had the most perfect look and mechanism
Penicillin Accidentally in 1926, a Scottish scientist, Alexander Fleming, killed the Penicillium bacteria of the fungus when it was accidentally opened in a container full of Petri bacteria. Thanks to this discovery, a revolution took place in the medical world and hundreds of drugs capable of fighting infectious and deadly diseases were created.