Prohibited

☢ radioactive ☢️ radioactive ⚠ warning 🚱 non-potable water ☣ biohazard ⚠️ warning 📵 no mobile phones 🔞 no one under eighteen 🚳 no bicycles ☣️ biohazard ⛔ no entry 🚸 children crossing 🚭 no smoking 🚯 no littering 🚷 no pedestrians