In order to get a good harvest, the land not only needs to be plowed and sown. IN
What is it? A neodymium magnet is a magnetic element that consists of neodymium rare earth boron
Historical facts Rhodium was discovered in 1803, it was obtained by studying platinum,
People's imagination has no limits. “Knife lovers” are a separate caste of humanity, capable of making a blade from
Almost all modern electronics, including tablets, laptops, smartphones, etc., contain on motherboards
Hardness is the property of a material to resist elastic and plastic deformation or fracture during penetration
Deposits on the world map The largest ore reserves are located in Chile - 34% of
Electrochemical polishing is the process of treating the surface of a part by immersing it in an acid solution.
Tin (II) chloride, or tin chloride SnCl2•2H2O is obtained by dissolving tin in hydrochloric acid,
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