International Signs

Airport

Ask for the floor

Attention landslides

Attention possible falling objects

Biological hazard

Carcinogen

Chemical weapon

Danger

Dangerous curve to the right or left

Deny something

Disgust

Do not enter

Exit

Flammable substance

Forbidden to have dogs

Forklift passage hazard

Frost hazard

Harmful

High voltage danger of death

I like

Ignore

Intersection with priority over right incorporation