Substances, their properties and transformations.
Ancient Egypt is considered the birthplace of this science. The word “chemistry” has the same root with the ancient name of Egypt – Ham, which means “black” (earth). Hence, the name of chemistry, the science of the black earth, probably came from. Probably, the word “chemo” also referred to the dark and mysterious essence of science itself at that time.
Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.