Rsif8 Roll No 30 Post No 247 🔬 **Amazing Science Fact: Discovery of Oxygen!** 🧪 Did you know that oxygen was discovered in 1772 by Swedish scientist **Carl Wilhelm Scheele**? Oxygen is one of the most important gases on Earth. Humans and animals need oxygen to breathe and survive. It also plays an important role in burning and many natural processes. Let's learn more about science and discover amazing facts about our world! 🌍 #Oxygen #CarlWilhelmScheele #ScienceFacts #ScienceHistory #AmazingFacts #LearningWithAI #RehanSchool