Historical
ISO 3864-3:2012
Graphical symbols - Safety colours and safety signs - Part 3: Design principles for graphical symbols for use in safety signs
ISO 3864-3:2012 gives principles, criteria and guidance for the design of graphical symbols for use in safety signs as defined in ISO 3864‑1, and for the safety sign element of product safety labels as defined in ISO 3864‑2.
International Organization for Standardization [iso]