Multi-part Document
BS ISO 3864 - Graphical symbols. Safety colours and safety signs

This is a multi-part document divided into the following parts:

• Part 1 Graphical symbols. Safety colours and safety signs. Design principles for safety signs and safety markings
• Part 3 Graphical symbols. Safety colours and safety signs. Design principles for graphical symbols for use in safety signs
• Part 4 Graphical symbols. Safety colours and safety signs. Colorimetric and photometric properties of safety sign materials