R Ram Sharma 🎓 Coach ⭐ 193.88K Points 📊 Physics Q. The term 'brown air' is used for (A) Acid fumes (B) Industrial smog (C) Photochemical smog (D) Sulphurous smog 👁️ Show Answer 🔗 Share ⚡Menu ✅ Correct Answer: (C) Photochemical smog You must be Logged in to update hint/solution 💬 Discussion 💬 Comment