Chemistry in the service of humanity

Chemistry plays an important role in human life. Otherwise, what is the meaning of these vitamins and hormones, which have begun to reveal their mysteries and present themselves based on their synthesis in the laboratory from their primary elements, which are: carbon, hydrogen, oxygen, nitrogen, iodine, sulfur, and other individual elements in the universe, which made chemistry successful? In linking the universe with it, without resorting to extracting it from plants, oils, or animal tissu...