triangle yves guillou 01

electricity

triangle standard position

angle grinder

oxidising label

outward triangles

forklift label

slippery floor label

Penrose triangle grayscale label

Kanizsa triangle label

Penrose triangle shaded label

entrapment

suffocation

15 star stripe Star Spangled Banner flag

ornament angle stripe blue

laser radiation

optical radiation label

irritant

ornament angle stripe blue cyan

death

general warning

optical radiation

slippery floor

glass hazard