R Ram Sharma 🎓 Coach ⭐ 193.88K Points 📊 Science Q. Who invented fuel cells in 1839? (A) Buckminster Fuller (B) Sir William Grove (C) Sylvester Graham (D) Joyce Hall 👁️ Show Answer 🔗 Share ⚡Menu ✅ Correct Answer: (B) Sir William Grove You must be Logged in to update hint/solution 💬 Discussion 💬 Comment