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TRACCIA AUDIO LA VITA GRAZIE AL CARBONIO LIFE THROUGH CARBON Until 1828, chemists believed that compounds were divided into two distinct categories or classes: inorganic compounds, from the mineral world, such as table salt, and organic compounds, from living organisms both animals and vegetables, such as sugar. In 1828, a German [...]

TRACCIA AUDIO LE MOLECOLE CHE CURANO MOLECULES THAT HEAL   In addition to hydrogen and oxygen, other elements are also essential for life, and some are crucial for survival and not perishing from infection or disease. Since ancient times, for example, it had been observed that certain elements had beneficial properties. [...]