Safety Signs - Construction, Road Traffic, Farm Safety and Healh & Safety

Sapphire signs can provide a large range of internationally approved safety signs for Health & Safety, Farm and Fire Safety, Road Traffic and Construction.
A safety sign provides information about safety or health and can be a signboard, colour, acoustic signal, verbal communication, or hand signal.
Safety signs must be used whenever a hazard or danger cannot be avoided adequately or reduced in another way.

What colours and shapes should be used on safety signboards?
Red for prohibition
Yellow for caution
Green for positive action
Blue for mandatory actions
O Discs for prohibitions and instructions
Δ Triangles for warnings
□ Squares and rectangles for emergency and information signs