12th Class Chemistry in Everyday Life
Chemistry plays an important role in our human life. Various types of diseases occur in human beings, and to cure them, different types of chemicals are used. These chemical substances used for the prevention, relief, or cure of diseases — and for helping in physical and mental well-being are called medicines. A proper dosage of […]
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12 वीं रसायन, Blog, Chemistry, दैनिक जीवन में रसायन का उपयोग







