HEARING AIDS

HEARING AIDSBasically all hearing AIDS have the same structure. The basic element of a hearing aid is a sound amplifier. It is connected to the microphone, perceiving external sounds, and the phone (speaker) reproducing amplified sound. In addition, there are controls (volume control, switch, switch programs) and a battery. As the complexity of hearing AIDS and reduce its size the number of controllers is reduced, and currently remain, in essence, only the power switch, which is combined with the battery cover.

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MICROCAR FDD

SCOOTER FDDI was born in 1944, and almost from the first year of life I was haunted by a sound — an ominous growl bearings rolling on asphalt. The sound that accompanied the movement on a small wooden carts returned from the war disabled legless…

And at that time was a lot — according to current estimates, over three million. The majority of former fighters of order-bearers disappeared in the vast expanses of our country, but many settled in cities, including the capital of our country. And their only vehicle was at the time knocked together from planks truck with ball bearings, equipped with a pair of rough, reminiscent of the iron wood, which the disabled, starting from the road, causing her to move…

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BREAD

BREADA Millennium technique and technology of production of bread remained virtually unchanged. Heavy manual labor of the bakers of Ancient Rome almost did not differ from toil bakers tsarist Russia in the twentieth century. And only in the twenties, when our country was created by the baking industry, to replace the ancient bakeries come highly mechanized enterprise. If the “Tsar’s Palace bread” in the Kremlin under Boris Godunov was baked the day 5 tons of bread and fed 5 thousand people, built in Soviet times, the bakery produces daily 300 – 500 tons of bread. Each factory and today provides bread to a million people.

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