How television was invented

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Television owes its (1) ___ to many inventors. But it was the single-minded (2) ___ of an amateur inventor John Logies Baird that led to the first (3) ___ television broadcast.

Born in Scotland in 1888 and educated in Glasgow, Baird earned his (4) ___ as a razor-blade salesman. In the 1890s, Marconi showed that sound could be sent by radio waves. Baird became (5) ___ that a similar system could transmit a picture. He spent most of his (6) ___ time working on his ideas in his tiny workshop without any (7) ___ support. He had to use his (8) ___ to continue his research.

In 1924, Baird successfully transmitted the general (9) ___ of a figure for more than 3 meters. He continued to experiment, and on October 25, 1925 he transmitted a (10) ___ image of a doll. He ran downstairs and (11) ___ one of the office boys to come upstairs. The picture of this boy became the first living image (12) ___ by television. Baird became famous (13) ___ and the money that he needed to continue his research was at last made (14) ___. In 1927, he made a transmission from London to Glasgow and in 1928 he made it from London to New York. He continued experimenting and spent his last years (15) ___ the possibility of color television.

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Gilletee, men’s best friend

Cave draw (1) show that the earliest razors were shark’s teeth and clam shells. Sharp (2) flint was used where it could be found. The Egypt (3) 6000 years ago made razors of solid gold. By the 18^th century razors had developed into elaboration (4) devices. Nevertheless one pain (5) problem remained: men continued to cut themselves.

In 1762, a Frenchman named Jean-Jacques Perret found a way of protect (6) the shaver’s skin by attaching a safe (7) guard to the steel blade. Perret even wrote a book about shaving called The Art of Learning to Shave. However, his invention remained relatively know (8). As a result, millions of male chins still suffered the sequence (9) daily. One such chin belonged to King Capt Gillette, a traveling sale (10) from Wisconsin, the U.S. One of Gillette’s bosses was William Painter, the inventor of the dispose (11) bottle-cap. Painter told Gillette that he would become rich if only he invented “something which will be used and thrown away”. Custom (12) would have to come back and buy it again. The answer came to Gillette in front of his shave (13) mirror in 1895. He realized that only the straight edge of his old-fashioned razor was doing any work. Why not substitution (14) a thin steel blade that could be held in a clamp and thrown away?

Finally things began to improvement (15) when he met William Nickerson. Together they formed the American Safety Razor Company. They took out a patent in Boston in 1901. In 1903 they sold just 51 razors and 168 blades. They persevered and by the end of 1904 they success (16) in selling 90,000 razors and 124,000,000 blades.

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