Hydraulics (a combination of two words: water and pipe) is the study of the practical application of liquids, especially in traffic. Hydraulics develops and
technology
New blog about hydraulics
On the Internet, there is little sites about technical support. Welcome with interest the emergence of each new service for professionals. This time the
The invention of metal
The first invented by man metal was copper. It happened approx. 5500 years BC in what is now Iran. From this moment begins the