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A chemical hazard symbol is a pictogram applied to containers and storage areas of dangerous chemical compounds to indicate the specific hazard, and thus the required precautions. There are several systems of labels, depending on the purpose, such as on the container for transportation, containers for end-use, or on a vehicle during transportation.
a signal word – either Danger or Warning – where necessary hazard statements , indicating the nature and degree of the risks posed by the product precautionary statements , indicating how the product should be handled to minimize risks to the user (as well as to other people and the general environment)
ISO 7010 is an International Organization for Standardization technical standard for graphical hazard symbols on hazard and safety signs, including those indicating emergency exits. It uses colours and principles set out in ISO 3864 for these symbols, and is intended to provide "safety information that relies as little as possible on the use of ...
Signal word: "Danger" or "Warning" will be used to emphasize hazards and indicate the relative level of severity of the hazard, assigned to a GHS hazard class and category. Some lower level hazard categories do not use signal words. Only one signal word corresponding to the class of the most severe hazard should be used on a label.
Hazard statements are one of the key elements for the labelling of containers under the GHS, along with: [3] an identification of the product; one or more hazard pictograms (where necessary) a signal word – either Danger or Warning – where necessary
ANSI Z535 signal word applications and common colors (some color variations allowed for improved visibility. Follow color variation standards described by ANSI Z535): DANGER! Is only used to identify a hazard that "will" cause death (White w/red background). WARNING!
The previous hazard symbols for chemicals, were introduced in the Directive Directive 67/548/EEC, in 1967, and required to be adopted no later than 1 January 1970. [6] The symbols were also included as a part of Directive 1999/45/EC. [7] The symbols were replaced from 1 December 2010 to 1 June 2017, via a gradual phaseout. [1]
DANGER [signs] should not be used for property damage hazards unless personal injury risk appropriate to these levels is also involved." [1] OSHA 1910.145 Definition: "Shall be used in major hazard situations where an immediate hazard presents a threat of death or serious injury to employees. Danger tags shall be used only in these situations." [2]