Building land

Building land

Construction land is all geological formations within the range of the influence of the loads of the erected structures or used for the construction of earth structures (e.g.. dams).

Depending on the physical properties and …

Electric batteries

Electric batteries are chemical direct current sources that can be played repeatedly, in the process of charging from another DC source, of consumed electricity resources; secondary cells. Electric accumulator batteries are used …

Steel dyeing

Black dyeing of steelColoring of metals – Instead of painting metals with various types of varnishes or enamels, colored compounds can be produced chemically on their surface, characterized by high durability, and at the same time, thanks to the tightness of the produced coating i …

Inks for metals

enamelInks for metals – Inscriptions and drawings on metals can be made with oil enamel or "nitro" enamel, however getting sharp, clean lines requires a lot of practice. In addition, these paints have …