Do Not Use Elevator in Case of Fire.

Do Not Use Elevator in Case of Fire

Do Not Use Elevator in Case of Fire

Do Not Use Elevator in Case of Fire

Do Not Use Cellphone When Driving.

Do Not Use Cellphone When Driving

Do Not Use Cell Phones During Thunderstorms

Do Not Touch Switch.

Do Not Throw Trash or Paper in Toilet.

Do Not Tap on the Glass

Do Not Stop on Ski Slope.

Do Not Stop on Ski Slope

Do Not Step On.

Do Not Smoke in Bed.

Do Not Smoke in Bed

Do not sit or lean on bookshelves

Do Not Sit on Handrail

Do Not Sit on Guardrail.

Do Not Sit on Guardrail

Do Not Shelter Under a Tree in Storms.