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Alternative sign. Division 2.2 Toxic gases – Gases which: are known to be so toxic or corrosive to humans as to pose a hazard to health; or; are presumed to be toxic or corrosive to humans because they have an LC 50 value equal to or less than 5000 ml/m 3 (ppm). e.g. hydrogen cyanide. Division 2.3
The standard was published in October 2003, splitting off from ISO 3864:1984, which set out design standards and colors of safety signage and merging ISO 6309:1987, Fire protection - Safety signs to create a unique and distinct standard for safety symbols.
ISO 3864-3:2012 Part 3: Design principles for graphical symbols for use in safety signs [3] ISO 3864-4:2011 Part 4: Colorimetric and photometric properties of safety sign materials [4] Part 1 explains how to layout the components of safety signage, dictate the color scheme and sizing information.
Chinese safety signage is regulated by Standardization Administration of China using GB standards 2893-2008 and 2894-2008, [13] [14] which all safety signs are legally required to comply with. [15] Designs are similar to ISO 3864 and uses older ISO 7010:2003 symbols, while adding several additional symbols covering a wider range of prohibitions ...
Warning Sign may refer to: A traffic warning sign is a type of sign which indicates a potential hazard, obstacle or condition requiring special attention. Safety sign , a sign that warns of a hazard, prohibited action, required action or equipment, and locations of safety equipment or exits
The signs often have metal or plastic knock-outs which can optionally be removed so that an arrow is also lit pointing left or right. Modern exit signs are often combined with other safety devices, such as emergency floodlighting for supplementary area illumination. [13] Modern exit signs are also, to some degree, flame retardant.