Any medical institution should have scales to determine body weight. This is necessary, first of all, for the examination of patients. All such products must meet the requirements and be entered in a special register ....

When visiting a medical institution or a beauty salon, the client must be sure that the devices used are clean. An improperly treated instrument can lead to serious consequences through the transmission of bacteria, germs, fungi and…

The bass guitar is a plucked stringed instrument designed to play in the bass range. Most musicians produce sound with their fingers, but few also use a plectrum. The progenitor of this musical instrument is the double bass,…

Various areas of human activity or production require the measurement of the impact of physical force. This indicator can be measured using a device called a dynamometer. With it, you can learn not only the strength, ...

Synthesizers and digital pianos have become familiar instruments in the music world. Model lines of synthesizers differ in the number of functions, keys, sound and electronic systems, sets of additional functions. You can choose from easy,…

Ukulele is a stringed, plucked instrument. A four-string scaled-down version of a conventional acoustic guitar. Unusual sound, ease of use and relatively low price made the instrument popular. A bit of history Oddly enough, the birthplace of the ukulele ...

Acoustic guitar will allow you to enjoy beautiful melodies. You can play it at home and at concerts. It does not require special devices and connection to the mains. The dimensions of the case allow you to get a good…

For many years, the piano has been filling concert halls, private houses and apartments with its beauty and harmony. At the turn of the century, he was in every palace, estate and apartment, even among middle-aged people ...

One of the most commonly used musical instruments is the guitar. It is quite easy to learn how to play it, even superficial training will allow you to play some melody. As you continue to master the simple science of the game, it opens ...

Aspiration devices are used to remove (pump out) blood, saliva and other fluids in the oral cavity. Product design These units consist of three components: aspiration device; vacuum generator...