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2. List of fire-retardant materials - Wikipedia

   en.wikipedia.org/wiki/List_of_fire-retardant...

   Fire-retardant materials should not be confused with fire-resistant materials. A fire resistant material is one which is designed to resist burning and withstand heat. An example of a fire-resistant material is one which is used in bunker gear worn by firefighters to protect them from the flames of a burning building.

3. Fireproofing - Wikipedia

   en.wikipedia.org/wiki/Fireproofing

   Fireproofing is rendering something (structures, materials, etc.) resistant to fire, or incombustible; or material for use in making anything fire-proof. [1] It is a passive fire protection measure. "Fireproof" or "fireproofing" can be used as a noun, verb or adjective; it may be hyphenated ("fire-proof").

4. Flame spread - Wikipedia

   en.wikipedia.org/wiki/Flame_spread

   The Life Safety Code (NFPA 101) [5] and Section 803.1 of the International Building Code limit finishes for interior walls and ceilings to materials in three classes (A, B, or C, with A being the lowest flame spread and C being the highest) and gives greater restrictions for certain rooms:

5. Flame retardant - Wikipedia

   en.wikipedia.org/wiki/Flame_retardant

   Typically, their undergarments beneath the heavier fire-resistant gear are made of flame-retardant cotton or another breathable, organic fabric that has been treated to resist ignition. [ 20 ] Polymers containing nitrogen , sodium , and phosphorus atoms can work as materials for fire-resistant cellulosic textiles, such as cotton or rayon .

6. Fire-resistance rating - Wikipedia

   en.wikipedia.org/wiki/Fire-resistance_rating

   This rating is the requirement in data safes and vault structures for protecting digital information on magnetic media or hard drives. Temperatures inside the protected chamber must be held below 125 °F (52 °C) for the time period specified, such as Class 125-2 Hour, with temperatures up to 2,000 °F (1,090 °C) outside the vault.

7. Gypsum block - Wikipedia

   en.wikipedia.org/wiki/Gypsum_block

   Massive gypsum blocks have a high level of passive fire protection: 60 mm thickness offers 30 minutes of fire resistance (F30-A in accordance with the German DIN 4102 standard, the European EN 13501 or the British BS 476); 80 mm thickness offers 2 hours of fire resistance (F120-A); and 100 mm thickness offers 3 hours of fire resistance (F180-A ...