Standard set of hazard warning imagesHazard pictograms form part of the international (GHS). Two sets of are included within the GHS: one for the labelling of containers and for workplace hazard warnings, and a second for use during the transport of dangerous goods. Either one or the other is chosen, depending on the target audience, but the two are not used together. The two sets of pictograms use the same symbols for the same hazards, although certain symbols are not required for transport pictograms. Further information:GHS01: ExplosiveUsage. Flammable gases, category 1. Flammable aerosols, categories 1, 2.
The GHS system is using the 9 GHS pictograms, in Europe also known as CLP pictograms, with their GHS number, signal words and meaning, shown in the table below. These pictograms are also found on the site of the UNECE. However the hazard pictograms are available from the UNECE site in transparent form only in the eps format. GHS stands for the Globally Harmonized System of the Classification and Labelling of Chemicals. It is a set of guidelines for ensuring the safe production, transport, handling, use and disposal of hazardous materials.
Flammable liquids, categories 1, 2, 3, 4. Flammable solids, categories 1, 2. Self-reactive substances and mixtures, types B, C, D, E, F. Pyrophoric liquids, category 1.
Pyrophoric solids, category 1. Combustible solids, category 3. Combustible liquids, category 3.
Self-heating substances and mixtures, categories 1, 2. Substances and mixtures, which in contact with water, emit flammable gases, categories 1, 2, 3. Organic peroxides, types B, C, D, E, F.