The thirtieth element in Mendeleev’s periodic table (atomic number Z=30) It was discovered in India or China 1500 BC. It is a blue-gray (silvery) metal with a melting point of 419 °C and a boiling point of 907 °C.
Zinc can be found in a great many products including medicines, plastics, car tires, as a pigment in paint products and many others
The use of zinc
Among the numerous uses of zinc, the protection of steel against corrosion by hot-dip galvanizing comes to the fore, this method ranks unquestionably first in this list of protection against corrosion, because it gives the most durable anti-corrosion protection.
Galvanized sheet is used on roofs, gutters are made of it, facade covers, galvanized gratings are laid on stairs and landings.
Properties of zinc
As a micronutrient, it is essential for living organisms, affects all basic life processes, plays an important role in the metabolism of humans (including animals), is responsible for the good functioning of, among other things. sense of sight, is involved in the regulation of blood pressure, heart rhythm, wound healing, affects the immune system, In food products, large amounts of zinc compounds are found in oysters, lean meat, poultry and fish. It is also provided by cereals and whole grain bread.
