Non-potable water

☢ radioactive ☢️ radioactive 🚫 prohibited 🚳 no bicycles ☣ biohazard ⚠ warning 📵 no mobile phones 🔞 no one under eighteen 🚯 no littering ☣️ biohazard ⛔ no entry 🚷 no pedestrians 🚸 children crossing 🚭 no smoking ⚠️ warning