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code S: COR: Special hazard COR: Corrosive; strong acid or base. E.g. sulfuric acid, potassium hydroxide code S: CRYO: Special hazard CRYO: Cryogenic code S: POI: Special hazard POI: Poisonous code S: RA: Special hazard RA: Radioactive. E.g. plutonium hyphen H-Health (blue): no hazard code hyphen F-Flammability (red): no hazard code hyphen I ...
These hazard codes are not part of the NFPA 704 standard, but are occasionally used in an unofficial manner. The use of non-standard codes may be permitted, required or disallowed by the authority having jurisdiction (e.g., fire department). [3] — No special notice (the correct format is to leave the white square blank, but sometimes a dash ...
Guidance on assessment of hazards is given in NFPA 497 (explosive gas) and NFPA 499 (dust). The American Petroleum Institute publishes analogous standards in RP 500 and RP505. NFPA 70, the National Electrical Code (NEC), defines area classification and installation principles. [1]
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.
The orange 'Physical hazard' bar is defined through OSHA's physical hazard [2] Combining the systems, such as using an NFPA 704 fire diamond, but placing HMIS PPE information in the white 'special hazards' square, is discouraged by both the ACA and NFPA. [10]
This template produces a NFPA 704 safety square with optionally four hazard codes. It is designed to be used in a table. It is designed to be used in a table. Primary use is through {{ Chembox }} , the {{ NFPA 704 }} box and {{ OrganicBox complete }} (chemical data pages).
Dangerous goods are assigned to UN numbers and proper shipping names according to their hazard classification and their composition. Dangerous goods commonly carried are listed in the Dangerous Goods list. [3] Examples for UN numbers and proper shipping names are: 1202 GAS OIL or DIESEL FUEL or HEATING OIL, LIGHT; 1203 MOTOR SPIRIT or GASOLINE ...
The association publishes more than 300 consensus codes and standards intended to minimize the possibility and effects of fire and other risks. The codes and standards are administered by more than 250 technical committees consisting of approximately 9,000 volunteers. [8]