 Dang181-No smoking 50 feet |
 Dang182-No smoking, matches |
 Dang183-No trespassing |
 Dang184-Not a walkway |
 Dang185-Only authorised |
 Dang186-Only authorized |
 Dang187-Open hole |
 Dang188-Oxygen in use |
 Dang189-Oxygen No smoking |
 Dang190-Oxygen No smoking No |
 Dang191-Oxygen no smoking or |
 Dang192-Pesticide storage area |