{"id":2152,"date":"2022-07-29T17:25:17","date_gmt":"2022-07-29T11:55:17","guid":{"rendered":"https:\/\/www.kewaunee.in\/blog\/?p=2152"},"modified":"2025-03-06T16:50:07","modified_gmt":"2025-03-06T11:20:07","slug":"nfpa-rating-diamond","status":"publish","type":"post","link":"https:\/\/www.kewaunee.in\/blog\/nfpa-rating-diamond\/","title":{"rendered":"NFPA Rating Diamond"},"content":{"rendered":"

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NFPA Rating Diamond<\/span><\/h1>[vc_column_text]NFPA rating system is a standard developed by the National Fire Protection Association (NFPA) USA.\u00a0\u00a0<\/span><\/p>\n

The rating system uses a diamond shape, called NFPA 704 Diamond, for indicating the various hazards like health, flammability, reactivity, and special hazards.\u00a0<\/span><\/p>\n

NFPA rating diamond is to help emergency response personnel understand the hazards they may encounter, when entering a lab or a room in a fire or other situations.<\/span><\/p>\n

The rating is on a scale of 0-4, with 0 representing the least hazard and 4 the most hazard.<\/span>[\/vc_column_text][\/vc_column][\/vc_row][vc_row][vc_column][vc_column_text]<\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Hazard<\/strong><\/td>\nColour<\/strong><\/td>\nRating<\/strong><\/td>\n<\/td>\n<\/tr>\n
Health Hazard<\/span><\/td>\nBlue Diamond<\/span><\/td>\n4<\/span><\/td>\nDanger- May be fatal on short exposure. Specialized protective equipment required.<\/span><\/td>\n<\/tr>\n
3<\/span><\/td>\nWarning – Corrosive or toxic. Avoid skin contact or inhalation<\/span><\/td>\n<\/tr>\n
2<\/span><\/td>\nWarning \u2013 May be harmful if inhaled or absorbed.<\/span><\/td>\n<\/tr>\n
1<\/span><\/td>\nCaution \u2013 May be irritating<\/span><\/td>\n<\/tr>\n
0<\/span><\/td>\nNo unusual hazard<\/span><\/td>\n<\/tr>\n
Flammability Hazard<\/span><\/td>\nRed Diamond<\/span><\/td>\n4<\/span><\/td>\nDanger \u2013 Flammable gas or extremely flammable liquid<\/span><\/td>\n<\/tr>\n
3<\/span><\/td>\nWarning \u2013 Flammable liquid flash point below 100\u00b0 F<\/span><\/td>\n<\/tr>\n
2<\/span><\/td>\nCaution \u2013 Combustible liquid flash point of 100\u00b0 F to 200\u00b0 F<\/span><\/td>\n<\/tr>\n
1<\/span><\/td>\nCombustible if heated<\/span><\/td>\n<\/tr>\n
0<\/span><\/td>\nNot combustible<\/span><\/td>\n<\/tr>\n
Reactivity Hazard<\/span><\/td>\nYellow Diamond<\/span><\/td>\n4<\/span><\/td>\nDanger- Explosive material at room temperature<\/span><\/td>\n<\/tr>\n
3<\/span><\/td>\nDanger \u2013 May be explosive if shocked, heated under confinement, or mixed with water<\/span><\/td>\n<\/tr>\n
2<\/span><\/td>\nWarning \u2013 Unstable or may react violently if mixed with water<\/span><\/td>\n<\/tr>\n
1<\/span><\/td>\nCaution \u2013 May react if heated or mixed with water but not violently<\/span><\/td>\n<\/tr>\n
0<\/span><\/td>\nStable \u2013 Not reactive when mixed with water<\/span><\/td>\n<\/tr>\n
Special Hazard<\/span><\/td>\nWhite Diamond<\/span><\/td>\nW<\/span><\/td>\nWater reactive (Avoid use of water)<\/span><\/td>\n<\/tr>\n
OX<\/span><\/td>\nOxidizer<\/span><\/td>\n<\/tr>\n
SA<\/span><\/td>\nSimple asphyxiant (nitrogen, helium, neon, krypton, or xenon)<\/span><\/td>\n<\/tr>\n
<\/td>\nRadioactive<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

[\/vc_column_text][\/vc_column][\/vc_row]<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"

[vc_row full_width=”stretch_row” equal_height=”yes” content_placement=”middle” css=”.vc_custom_1594037823219{margin-top: 0px !important;margin-bottom: 0px !important;padding-top: 40px !important;padding-bottom: 40px !important;}”][vc_column][vc_column_text]NFPA rating system is a standard developed by the National Fire Protection Association (NFPA) USA.\u00a0\u00a0 The rating system uses a diamond shape, called NFPA 704 Diamond, for indicating the various hazards like health, flammability, reactivity, and special hazards.\u00a0 NFPA rating diamond is to help emergency response personnel understand<\/p>\n

<\/div>\n

Read more<\/a><\/p>\n","protected":false},"author":2,"featured_media":2153,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[108,61,22,64],"tags":[113,119,169,167,181,352,222,343],"yoast_head":"\nNFPA Rating Diamond - Kewaunee<\/title>\n<meta name=\"description\" content=\"Kewaunee explains the NFPA Rating Diamond, a hazard identification system for chemicals. 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