Naitikalapu, Feituʻu Koniseti, mo e Fakaʻauha ʻo e Vela ʻa e Kakai ʻi Lotó¶

Indoor entertainment venues, including nightclubs, basement music bars, live concert halls, wedding reception venues, and theatrical stages, combine ultra-high human occupancy densities with dim lighting, disorienting strobe effects, loud amplified music, alcohol impairment, and concealed combustible acoustics. When stage pyrotechnics, indoor sparkler fountains ("gerbs"), overheated stage lighting trusses, or electrical dimmer faults ignite open-cell polyurethane acoustic soundproofing foam, stage curtains, or plastic ceiling decor, the fire does not develop along the 10-to-15-minute timeline of a standard residential house fire. Instead, forensic reconstructions by the United States National Institute of Standards and Technology (NIST) and the National Fire Protection Association (NFPA) prove that non-flame-retardant polyurethane acoustic foam accelerates from a tiny spark to total room flashover and complete black-out smoke banking down to the floor in 60 to 120 seconds.

What turns a 90-second nightclub fire into a multi-fatality catastrophe is a predictable human behavioral trap known in fire protection engineering as entrance-fixation and exit-door bottlenecking. Under acute stress and zero visibility, 80 to 90 percent of patrons instinctively turn and surge back toward the single narrow front entrance door they walked through when they arrived, completely ignoring illuminated emergency exit doors located behind the stage, beside the restrooms, or through the kitchen. Within 45 seconds, hundreds of people compress into the narrow front vestibule at pressures exceeding 3,000 Newtons per square meter, jamming the doorway solid in a self-locking human arch while thick black smoke containing lethal hydrogen cyanide (\(HCN\)) and carbon monoxide (\(CO\)) drops to floor level. Knowing how to move the very second you see flame touch a wall or ceiling (before the fire alarm even sounds), how to head directly for secondary side or back-of-house exits, how to assume the boxer chest-guard stance if caught in a doorway surge, and how to breathe below the thermal smoke layer saves your life.

Fai ʻeni he taimí ni .¶

If you are inside a nightclub, bar, concert venue, or crowded indoor hall and see sparks, pyrotechnics, or flames touch acoustic wall foam, ceiling drapes, or stage backdrops, execute these six actions immediately:

1. Move toward an exit the exact second you see flames touch a wall or ceiling (Zero-Second Rule): Never pause to film with your phone, never assume burning stage foam is "part of the show," and never wait for the music to stop or the bartender to tell you to leave. In an acoustic foam fire, you have less than 60 to 90 seconds before thick, pitch-black toxic smoke drops all the way to the floor and extinguishes all visibility.
2. Abandon your coat, purse, drinks, and separated friends, and head for a SECONDARY emergency exit, NOT the main front entrance: Almost everyone in the room will stampede toward the main front entrance ticket lobby, which jams completely shut with wedged bodies in under 45 seconds. Turn immediately toward the illuminated green or red EXIT signs along the side walls, beside the stage, near the restrooms, or walk straight through the kitchen / service corridor to the rear alley door.
3. Hold your arms up in a "boxer's guard" in front of your ribcage if the crowd compresses around you: If you are swept into a dense crowd moving toward a doorway, keep your feet shoulder-width apart, tuck your elbows in, and hold your forearms horizontally across your chest with your hands near your collarbones. This creates a 10-to-15-centimeter (4-to-6-inch) structural cage in front of your ribs so your lungs can still expand if the crowd packs tightly together (see crowd crush and stampede survival).
4. Drop below the black smoke layer onto your hands and knees if smoke banks down before you reach the door: Polyurethane foam smoke is superheated (300 to 600 degrees Celsius / 570 to 1,100 degrees Fahrenheit) and rich in hydrogen cyanide gas; inhaling two or three deep breaths of high-level black smoke causes immediate loss of consciousness. Drop to a low crouch or fast crawl within 30 to 60 centimeters (1 to 2 feet) of the floor where cooler, cleaner air remains, and keep one hand touching the wall to guide you to the next doorframe.
5. Push the horizontal crash bar on emergency exit doors, and if jammed or locked, breach a ground-floor window immediately: Code-compliant assembly exit doors open outward when you press the horizontal panic hardware bar. If an illegal padlock blocks a rear door or a human pileup wedges the main doorway shut, do not push against the backs of trapped people; pivot immediately to a ground-floor window, smash the glass outward near the corners using a heavy metal bar stool, CO2 fire extinguisher cylinder, or steel stanchion post, sweep the bottom sill clear of jagged shards with a jacket, and climb out.
6. Once outside, move at least 30 meters (100 feet) away from the exit doorway and call emergency services: Never stop right outside the exit door to look back for friends; stopping on the sidewalk blocks the people pouring out behind you and backs the crush up into the burning doorway. Walk clear to the street, call your local ngaahi fika fakavavevave (911 in the United States and Canada, 112 across the European Union, 999 in the United Kingdom), and alert paramedics immediately to any evacuees who are confused, soot-stained around the mouth, or gasping (signs of acute cyanide and carbon monoxide poisoning).

'Akau tu'utu'uni fakatakimu'a ki he naitikalapu mo e feitu'u 'i loto 'o e fetukutuku 'o e afi¶

Use this operational decision tree to navigate the critical first 90 seconds of an indoor crowd fire without getting trapped in the main entrance bottleneck.

flowchart TD
    Start["Sparks, Pyrotechnics, or Flame Touches Venue Wall, Ceiling, or Stage"] --> ZeroSec["1. ZERO-SECOND RULE: Leave Immediately; Do NOT Film, Do NOT Go to Coat Check"]
    ZeroSec --> ChooseExit{"2. Which exit is closest and least crowded?"}
    ChooseExit -->|"Main Front Entrance is Crowding"| BypassMain["BYPASS FRONT DOOR: Head immediately to Side Emergency Exit, Stage Rear Door, or Kitchen Service Exit"]
    ChooseExit -->|"Secondary Exit is Within 15 Meters"| PushPanic["Push horizontal panic crash bar to open outward; keep moving 30m (100 ft) clear of building"]
    BypassMain --> SmokeCheck{"3. Is black smoke banking down to head level?"}
    SmokeCheck -->|"Yes: Zero Visibility / Hot Smoke"| CrawlWall["Drop to low crouch/crawl 30 to 60 cm (1 to 2 ft) off floor; cover nose/mouth with damp/dry shirt; follow wall with one hand to next doorframe"]
    SmokeCheck -->|"No: Clear Air"| CrowdCheck{"4. Is crowd density compressing around you?"}
    CrowdCheck -->|"Yes: High Crowd Pressure"| BoxerGuard["Raise forearms into Boxer Chest Guard; move diagonally toward wall edge; never bend down for dropped phone/shoe"]
    CrowdCheck -->|"ʻIkai"| PushPanic
    CrawlWall --> DoorBlocked{"5. Is the doorway jammed by a pileup or locked?"}
    BoxerGuard --> DoorBlocked
    DoorBlocked -->|"Yes: Door Jammed"| BreakWindow["Do NOT push into pileup; grab heavy metal bar stool or fire extinguisher cylinder to smash ground-floor window frame and exit"]
    DoorBlocked -->|"No: Door Clear"| PushPanic

Comparison matrix: NIST nightclub fire timeline (0 to 180 seconds)¶

Following devastating historical nightclub fires, the United States National Institute of Standards and Technology (NIST) constructed full-scale laboratory recreations of a stage pyrotechnic ignition on polyurethane acoustic foam inside an unsprinklered venue. Compare the physical environment inside the room at each 30-second interval:

Lue loloto 1: Ikuna'i 'a e "fakapikopiko angamaheni" mo e tauhele 'o e bottleneck 'o e matapa 'i mu'a¶

Kuo ʻiloʻi ʻe he kau ʻenisinia maluʻi mei he afí mo e kau mataotao ʻi he ʻulungāngá ʻoku nau ako ʻa e ngaahi fakatamaki ʻo e fuʻu kakai ʻi lotó ha ongo fakakaukau fakaʻatamai ʻokú na tauheleʻi ʻa e kakai lalahi ʻoku nau moʻui lelei fakaesinó, ʻoku ʻikai ke nau lavea ʻi loto ʻi he ngaahi feituʻu ʻoku velá lolotonga e ʻuluaki sekoni ʻe onongofulu ʻi he taimi ʻoku kei taʻe-feinga ai ʻa e holá.

1. Normalcy bias mo e fakamo'oni fakasosiale (Sekoni 0 ki he 25)¶

Ko e taimi 'oku 'asi mai ai ha ki'i ulo moli 'i ha puipui 'o e siteisi, fokotu'u 'o e silingí 'o e matala'i'akaú, pe ko ha pāneli 'o e 'ā faka'aati lolotonga ha koniseti pe paati, 'oku sio 'a e tangatá ki he fofonga 'o e kakai 'oku nau tu'u 'i honau tafa'akí (fakamo'oni fakasōsiale) pea feinga ke faka'uhinga'i 'a e me'a na'e hokó ko ha me'a angamaheni (normalcy bias). Koeʻuhí ʻoku ʻikai ha taha ʻe fie hā vale pe ʻoverreact ʻaki ʻene bolting ki he matapaá lolotonga ʻoku kei vaʻinga ʻa e DJ, ʻoku tuʻu ʻaisi ʻa e kau patrons ʻi ha sekoni ʻe 20 ki he 35, pe toʻo mai ʻenau ngaahi telefoni toʻotoʻó ke nau filimiʻi ʻa e afi ʻoku tupulakí. - Ko e Tu'utu'uni Ukamea 'o e Ulo 'i Loto: Ko ha ulo 'oku fakaava ta'efakakaukau'i 'oku ne pa ki ha 'ā tu'u, panel foam acoustic, drape tupenu, pe teuteu 'o e silingí pelesitiki 'i loto 'i ha feitu'u 'i loto 'oku 'ikai 'aupito ko ha ki'i fakahoha'a si'isi'i. Ko e momeniti 'oku fetu'utaki ai 'a e ulo 'o e naunau synthetic tu'u pe 'i 'olunga, kuo kamata 'a e houa pyrolysis. Tafoki ʻo lue atu ki tuʻa ʻi he Second Zero, ʻo toho ho ngaahi kaungāmeʻa vave ʻi he louhiʻi nimá. Ko e taimi pē ʻoku lue taumuʻa ai ha ongo meʻa fakapapauʻi ʻe toko ua pe toko tolu ki ha hūʻanga fakavavevave, ʻoku mavahe ha kau palōfita ofi mai ʻe laui hongofulu mei honau ʻaisi angamahení ʻo nau muimui atu.

2. Hu-fakapapau'i ("Ko e Homing Instinct") mo e founga ke maumau'i ai .¶

ʻI he fakapoʻulí mo e kohu, ʻoku default ʻa e ʻuto ʻo e tangatá ke toe fakatotoloʻi ʻa e hala fakaʻātakai totonu ʻoku tanaki ʻi he manatu taimi nounoú: ʻa e hūʻanga tikite ʻi muʻá, ʻa e ngaahi matapā tafoki, mo e foyer ʻo e sivi kote.

   [TYPICAL NIGHTCLUB / VENUE FLOOR PLAN & BOTTLENECK]

   +-------------------------------------------------------+
   | [Exit B: Stage Side]     [STAGE]     [Exit C: Kitchen]|
   |   (WIDE OPEN)          (Fire Here)     (WIDE OPEN)    |
   |                                                     |
   |      |  <-- Smart Evacuees                  |         |
   |                                                       |
   |                 [MAIN DANCE FLOOR]                    |
   |                  80% of Crowd Surges                  |
   |                  Down Narrow Foyer                    |
   |                      |   |   |                        |
   |                      v   v   v                        |
   |              +-----------------------+                |
   |              | [Coat Check / Foyer]  |                |
   |              |  JAMMED BOTTLENECK    |                |
   |              +-------+-------+-------+                |
   +----------------------| Main  |------------------------+
                          | Entry |

• Ko e hā ʻoku hoko ai ʻa e hūʻanga ʻi muʻá ko ha tauhele mate: ʻOku ʻikai ke hangē ko e ngaahi matapā hūʻanga fakavavevave fakatapui (ʻa ia ʻoku fakaava hangatonu ki tuʻa ki he hala pe hala ʻaki ha teke ʻe taha ʻo ha pa fakatuʻutāmaki), ʻoku fakataumuʻa ʻa e hūʻanga tefito ʻo ha naitikalapu pe feituʻu koniseti ke puleʻi ʻa e ** tikite tak**t, pe ID velers, ngaahi pat-down maluʻi, ngaahi vestibule loka-leʻo ʻoku fōtunga L, mo e ngaahi lauʻitohi sivi kote. Fa'a, 'oku a'u 'o ta'alo * ki loto * 'a e ngaahi matapa motu'a ange 'i mu'a pe 'oku 'i ai ha lau 'e taha bolted tapuni.
• Ko e 30-Sekoni 'o e Venue Scan 'i he taimi 'oku ke a'u mai ai: Ko e taimi kotoa pe 'oku ke lue atu ai ki ha pa, kalapu basement, fale faiva, pe fale koniseti, fakamoleki sekoni 'e 15 kimu'a pea ke toki 'ota ha inu 'o kumi ha ongo hu'anga kehe:
• Kumi e ngaahi fakaʻilonga EXIT ʻoku fakamaama ʻi he ngaahi ʻā tafaʻakí pe ngaahi tuliki ʻi mui ʻo e lokí pea lue ofi feʻunga ke fakapapauʻi ʻoku ʻikai ke taʻofi kinautolu ʻe ha ngaahi sea kuo fakatoka, ngaahi hina pia, pe ngaahi meʻalea.
• Kumi 'a e ngaahi matapa 'o e 'ai'angakai 'o e manu fakakomesiale pe halanga sevesi 'i mui 'i he pa. Ko e falekai, fale kātoanga, mo e kalapu kotoa pē ‘oku ‘i ai ha matapā ngāue mamafa ‘i mui ‘i he loki kuí pe ko e feitu‘u uta‘anga me‘akaí ‘oku ngāue‘aki ki hono to‘o ‘o e veve mo hono ‘ave ‘o e me‘akaí; ʻi ha fakatuʻutāmaki, ʻoku ʻave koe ʻe he puna ʻi he paá pe lue hangatonu ʻi he ngaahi matapā ʻo e loki kuí ki tuʻa ʻi ha hūʻanga ʻi mui ʻoku fōlahi mo ʻikai fonu ʻoku fakamavaheʻi mei he loki lahí ʻe ha ngaahi ʻā.

Lue loloto 2: Founga ke moʻui ai mei ha fuʻu kakai ʻi he matapaá ʻoku nau laiki mo maumauʻi ha hūʻanga¶

Kapau naʻe ʻikai ke ke hola lolotonga ʻa e ʻuluaki sekoni ʻe 30 pea ʻiloʻi kuo ke maʻu ʻi ha fuʻu kakai tokolahi mo hohaʻa ʻoku nau lomiʻi atu ki ha matapā huʻanga ʻi he matolu ʻa e kohu ʻi ʻolungá, ʻoku makatuʻunga hoʻo moʻuí ʻi hono fakaʻehiʻehi mei he compressive asphyxia mo e threshold pileups.

1. Mo'ui mei he tokolahi 'o e kakai 'i he hala ki he matapa .¶

1. Adopt 'a e Boxer's Chest-Guard Stance 'i he taimi pe ko ia: Loka'i ho ongo tuliki ki ho ongo hui 'i lalo pea puke ho ongo nima ki 'olunga 'i mu'a 'i ho fatafata 'o hange ha tokotaha fuhu pale 'oku ne malu'i honau 'aofinima. Neongo kapau ʻe ʻoho mai ʻa e fuʻu kakaí mei mui ʻaki ha Niutoni ʻe 3,000 ʻo e mīsiní, ʻoku ngāue ho ongo nima muʻa ʻoku pikopikó ko ha ngaahi fakaʻilonga fefeka ʻoku nau tauhi ha senitimita ʻe 10 (ʻinisi ʻe 4) ʻo e loki mānava ʻi muʻa ʻi ho sternum.
2. 'Oua 'aupito na'a ke punou hifo ke to'o hake ha telefoni kuo to, kato pa'anga, sio'ata, pe su: 'I ha fu'u kakai 'o e fetukutuku 'oku nga'unu, punou 'i he kongaloto pe to ki ho tuliki ke to'o mai ha telefoni 'oku fakapapau'i 'e he fu'u kakai faka'uli 'oku nau lomi'i mei mui 'e trip 'i ho tu'a 'i loto 'i ha sekoni 'e ua thehuman the-le, ‘a ia ‘oku ‘ikai malava fakaesino ke tu‘u hake.
3. Faka'ehi'ehi mei he "Doorframe Arch Trap" 'aki ho'o fakataumu'a ki he lotolotonga pe laka ki mui ki ha matapa sio'ata:
4. ʻI he taimi ʻoku feinga ai ha kakai ʻe toko 100 ʻoku nau hohaʻá ke nau hū ʻi ha matapā lōua ʻoku mita ʻe 1.8 hono fālahí (fute ʻe 6) ʻi he taimi tatau, ʻoku feʻauʻauhi fakataha honau umá ʻi ha ʻā fakafaʻunga ʻoku lokaʻi pē ʻe ia ia ʻi he ʻā tonu ʻo e matapaá. Kapau ʻe hē ha taha ʻi he lalo hūʻangá ʻi he ʻao ʻo e matapaá, ʻoku kei teke pē ki muʻa ʻa e fuʻu kakai ʻi muí, ʻo nau fakatoka ha ngaahi sino ʻi ha ngaahi laʻi ʻe 4 ki he 6 ʻo loloto ʻi loto ʻi he matapaá kae ʻoua kuo ʻikai lava ha taha ʻo ʻunu ki loto pe ʻalu ki tuʻa.
5. Kapau te ke sio ki ha matapā 'i mu'a 'iate koe kuo 'osi jammed mo e kakai kuo hinga, wedged: TUKU 'a e teke ki mu'a. Ko e teke ki mui ‘i ha matapā ‘oku mōmoa ‘okú ne faka‘auha pē ‘a e kakai ‘i mu‘a ‘iate koé pea tauhele‘i koe ‘i he halanga kohu. Laka tafaʻaki leva ki tuʻa mei he vaitafe ʻo e fuʻu kakaí ʻi he ʻā ke kumi ha hūʻanga hono ua pe ko ha matapā sioʻata ʻi he fungavaka ʻo e kelekelé.

2. Founga ke laiki ha matapa sio'ata 'o e feitu'u fakakomesiale 'i he taimi 'oku jammed ai 'a e ngaahi matapa .¶

Ko e ngaahi naitikalapú mo e ngaahi paá ‘oku fa‘a ‘i ai ‘a e ngaahi matapā sio‘ata ‘i he fungavaka ‘o e kelekelé ‘a ia kuo vali ‘uli‘uli, ‘ufi‘ufi ‘aki ‘a e ngaahi laupapa palaiuoti ‘akositiki, pe fakapipiki ‘aki ‘a e sio‘ata malu‘i matolu kuo laminated. Kapau 'oku jammed pe loka'i 'a e ngaahi matapa kotoa pe 'oku lava ke a'u ki ai: - 'Oua 'aupito na'a ke tuki pe teke sio'ata 'aki ho nima 'ata'ataa pe su manifinifi, 'a ia 'oku ne motuhi 'a e radial artery 'i he louhi'i nima pe ko e tendon 'o e Achilles. - Ngaue'aki 'a e ngaahi me'a ukamea mamafa: Puke ha sea pa ukamea fefeka, ha tu'unga tepile bistro ukamea lilingi, ha pou stanchion pule'i 'o e fu'u kakai palasa, pe ko ha silini tamate afi ukamea mamafa mei he 'a 'o e 'a. - Ta 'a e tuliki 'o e sio'ata 'o e pane mo e 'akau/'aluminiume muntin frame, 'ikai ko e senitaa bouncy 'o e pepa sio'ata. Ko e taimi pē ʻoku motuhia ai, fakaʻaongaʻi ʻa e vaʻe ʻo e sea ʻo e paá ke rake ʻa e nifo sioʻata ʻi laló, drape ha kiliʻimanu mamafa pe kote denim ʻi he sill ʻi laló, pea takai ʻi he sill padded ʻulu-mo e-uma-ʻuluaki mo ho ongo nimá ʻoku mateuteu ke maʻu koe ʻi he veʻehala ʻi tuʻá.

Lue loloto 3: Folau 'eve'eva 'a e kohu kona 'oku 'ikai ha 'asi mo e kau fakapoongi 'o e mahanga (\(HCN\) mo e \(CO\))¶

'I he ngaahi afi 'i loto 'oku kau ai 'a e ngaahi polymers fakatupu, kau ai 'a e polyurethane 'a e foam 'o e le'o, PVC 'uhila 'o e uaea 'o e 'uhila, kapeti nailoni, ngaahi tupenu 'o e siteisi polyester, mo e ngaahi fale VIP 'o e vinyl upholstered, 'oku tamate'i 'e he ulo 'a e kakai 'oku tokosi'i ange 'aupito 'i he "Mahanga kona 'o e Hydroxiani Mono\(N smo ( Hydroxiani Mono\)Nke) (\(KO\)).

Ko e hā ʻoku tukituki ai ʻe he kohu ʻo e feituʻu synthetic ʻa e kau maʻunimaá ʻo ʻikai ke nau ʻiloʻi ha meʻa ʻi ha mānava ʻe 2 ki he 3¶

1. Vela 'o e Hala 'o e 'Ea 'i 'Olunga: 'I he mita 'e 1.5 (fute 'e 5) 'i 'olunga 'i he faliki (ma'olunga 'o e 'ulu tu'u), 'oku a'u 'a e la'i kohu 'uli'uli 'oku hifo 'i loto 'i ha kalapu vela ki he 300 ki he 600 tikili Selisiasi (570 ki he 1,100 tikili itFahren. Ko hono to‘o ha mānava loloto ‘e taha ‘o e ‘ea tikilī-Selisiasi ‘e 400 lolotonga ‘a e tu‘u hangatonú ‘okú ne fakatupunga ‘a e edema vela (fula) ‘i he taimi pē ko iá ‘i he epiglottis mo e ngaahi afo le‘ó, ‘o ne tāpuni‘i ‘a e halanga ‘ea ‘i ‘olungá ‘i he laryngospasm.
2. Haitoloseni Sainaiti (\(HCN\)) Asphyxiation 'o e selo: 'Oku tukuange 'e he ngaahi pelesitiki 'oku 'i ai 'a e naitoloseni (polyurethane foam, nailoni, fulufulu'isipi, melamine) 'a e ngaahi me'a ma'olunga 'o e kasa haitoloseni saianaiti 'i he taimi 'oku tutu ai 'i he ngaahi loki 'oku 'ikai ke 'i ai ha 'osikena. ‘Oku ‘ikai ke hangē ko e kaponi monokisaiti (‘a ia ‘okú ne fakafetongi māmālie ‘a e ‘osikena ‘i he ngaahi sela toto kulokulá), ‘oku ha‘i vave ‘a e ngaahi molekula ‘o e cyanide ki he cytochrome c oxidase ‘i loto ‘i he mitochondria ‘o ho ‘utó mo e ngaahi sela ‘o e lotó, ‘o tāpuni‘i ai ‘a e ngaohi ‘o e ivi ‘o ​​e selá ‘i loto ‘i he sekoni ‘e 15 ki he 45. Ko ha tokotaha palōfita ‘okú ne mānava‘i ha mānava ‘e tolu ‘o e kohu foam ‘oku lahi ai ‘a e cyanide ‘oku fakafokifā pē ‘ene pōlepole, puputu‘u, ‘ikai ke ne lava ‘o mapule‘i ‘a e me‘alele ‘o hona va‘é, pea tō ta‘e‘ilo ki he falikí.
3. Why the Bottom 30 to 60 Centimeters (1 to 2 Feet) of Air Remains Survivable: Because hot smoke is buoyant, thermal stratification keeps a shallow boundary layer of significantly cooler, cleaner air right against the floor during the first 60 to 120 seconds of a fire.

Founga ke totolo atu mei ha loki ʻuliʻuli ʻaupito ʻo ʻikai ke hē ʻi he lotomālié .¶

ʻI he taimi ʻoku tō hifo ai ha kohu ʻuliʻuli ʻi ho ʻulú pea mate ʻa e ngaahi māmá ʻi loto ʻi ha loki lahi ʻoku ʻatā (hangē ha hulohula pe fale kātoanga), ʻoku totolo maʻu pē ʻa e kakai ʻoku nau totolo hangatonu ki muʻá ʻi ha ngaahi takai ʻi he lotolotonga ʻo e falikí kae ʻoua kuo nau ikunaʻi kinautolu. Faka'aonga'i 'a e Tafi 'o e 'A-Nima 'o e Tamate Afí kae 'ikai:

1. To ki ho nima mo e tuliki (pe belly-crawl) he taimi pe ko ia: Tauhi ho ihu mo ho ngutu ke 'i he senitimita 'e 30 ('inisi 'e 12) mei he faliki. Manava mā‘ulalo ‘i ho ihú pe ‘i ha kofukofu tupenu mōmoa pe inu ‘oku puke ‘i ho fofongá ke sivi‘i ‘a e ngaahi momo‘i me‘a lalahi mo vela ‘o e sootí.
2. Nga'unu hangatonu ki he 'ā perimeter ofi taha pea tauhi 'a e tu'a 'o ho nima ke pa ki ai:
3. Ko e taimi pe 'e lave ai ho nima ki ha 'ā 'i tu'a pe perimeter, 'oua 'aupito na'a ke tukuange 'a e 'ā ko ia.
4. Ko e matapā huʻanga fakavavevave kotoa pē ʻi ha fale ʻoku fokotuʻu ia ki ha ʻā takatakai. 'I he totolo vave 'i he baseboard mo e nima 'e taha 'oku hokohoko atu 'a e 'alu holo 'i he funga 'o e 'a (pea ko ho nima 'e taha 'oku ki'i tafi 'i mu'a 'i ho 'ulu ke ongo'i 'a e ngaahi fakafe'atungia'i pe kau patrons kuo hinga), 'Oku fakapapau'i 'oku ke taa'i ha tuliki 'o e matapa 'i loto 'i ha ngaahi sekoni 'o 'ikai ha taimi 'oku ke hēhētu'u ai 'o foki ki he lotolotonga 'o e floor.
5. Ongo'i ki he pa 'o e panic mo e threshold: 'I he taimi 'oku taa'i ai ho nima 'e ha matapa 'oku 'i he tafa'aki 'o e 'a, a'u hake ki he senitimita 'e 90 ('inisi 'e 36) mei he faliki ke ongo'i 'a e ukamea fakahosite pa 'o e panic crash, lomi'i ho mamafa 'o e sino ki ai, pea totolo ki tu'a.

Lue loloto 4: Tokanga fakafaito'o hili 'a e fetukutuku ki he huhu kohu mo e kona 'o e cyanide¶

Ko e taimi pē te ke hū atu ai mo e kau hikifonua kehé ki he halá, hiki ʻo ʻikai siʻi hifo ʻi he mita ʻe 30 (fute ʻe 100) mei he falé** ke tauhi ʻa e ngaahi matapā hūʻangá ke maʻa ki he kau palōfita ʻoku holá mo e ngaahi paipa afi ʻoku aʻu maí. Siviʻi vave ʻa e kau hao moʻuí ki ha ngaahi tūkunga fakatuʻutāmaki ʻe tolu ki he moʻuí:

1. Suspect combined Hydrogen Cyanide (\(HCN\)) and Carbon Monoxide (\(CO\)) poisoning in every unconscious or confused survivor:
2. Any evacuee from a nightclub or indoor polymer fire who has soot around their nostrils or mouth, is confused, combative, lethargic, gasping, or unconscious, or has a rapid weak pulse must be treated by arriving paramedics for both \(CO\) and acute cyanide toxicity (see kaponi monokisaiti mo e tokoni 'uluaki 'i he huhu 'o e kohu .).
3. Place unconscious breathing victims in the lateral recovery position on the sidewalk in fresh air, and begin CPR immediately on anyone who is unresponsive and not breathing normally. Tell arriving EMS paramedics: "They breathed black polyurethane foam smoke inside the club" so paramedics can administer 100% high-flow oxygen and intravenous hydroxocobalamin (Cyanokit), which binds cyanide molecules into harmless vitamin B12 excreted by the kidneys.
4. 'Oua 'aupito na'a ke lilingi ha vai momoko ki ha ngaahi vela lahi 'i he 'ea 'o e fa'ahita'u momoko (Hypothermia risk): Ki he fanga ki'i vela 'oku konga-matolu 'i he nima pe 'i mu'a, fakamokomoko'i malie 'aki ha vai tafe ma'a 'i ha miniti 'e 20; ka neongo ia, kapau 'oku 'i ai ha taha 'oku mo'ui 'oku 'i ai ha ngaahi vela lahi 'i he >20% 'o honau sino, takai'i 'a e ngaahi feitu'u vela 'o vetevete 'i ha ngaahi la'ipepa ma'a, sterile momoko pe filimi pipiki pelesitiki pea tauhi honau sino tefito ke mafana ke ta'ofi 'a e 'ohovale fakatupu mate mo e hypothermia (vakai ki he vela lahi mo e fufulu kemikale .).
5. 'Oua 'aupito na'a ke toe hu ki ha feitu'u vela ke kumi ha kaume'a: Laka hake he peseti 'e 30 'o e kakai lalahi malava 'oku nau mate ofi ki he ngaahi matapa 'o e ngaahi vela 'o e feitu'u kuo nau 'osi hola ki he ve'ehala pea lue atu ki loto ki he kohu cyanide 'uli'uli ke kumi ha kaume'a tangata, while alrebdyl,girdyl naʻe hola ki tuʻa mei ha matapā ʻo e loki kuí ʻi mui ʻi he tafaʻaki ʻe taha ʻo e falé. Ka, puke ʻa e ʻuluaki ʻōfisa tamate afi ʻoku aʻu maí, tuhu ki he matapā pe matapā sioʻata tonu naʻe sio fakamuimuitaha ai ki ho kaungāmeʻá, pea vakaiʻi ʻa e feituʻu kuo fakapapauʻi ke fakatahaʻi ai ʻe he fāmili ʻo e kau polisí ʻi he tafaʻaki ʻe taha ʻo e halá.

Patron 'Atita malu'i 'o e feitu'u 'o e sekoni 'e 15: 5 fuka kulokula 'oku 'uhinga ia 'oku totonu ke ke lue ki tu'a kimu'a pea kamata 'a e faka'ali'ali¶

Ko e ngaahi vela lahi kotoa pē ʻi he ngaahi naitikalapú mo e ngaahi koniseti ʻi loto ʻi he hisitōlia fakaonopōní naʻe hoko ia ʻi ha feituʻu ʻoku fakahaaʻi ai ʻa e ngaahi maumauʻi mahino mo taʻefakalao ʻo e lao ki he afí ʻa ia naʻe lue tonu atu ʻa e kau palōtiá. ʻI hoʻo hū ki ha kalapu ʻi lalofonua, feituʻu paati ʻoku ʻasi hake, pe fale koniseti, lue atu ʻo foki ki tuʻa ʻo fie maʻu ke fakafoki atu ha paʻanga kapau te ke sio ki ha taha ʻo e ngaahi fuka kulokula fakatupu mate ʻe nimá ni:

• 1. Fakahaa'i "egg-crate" polyurethane foam, kaati, kapeti, pe ngaahi lau'i'akau pelesitiki 'oku fakapipiki ki he ngaahi 'a pe silingí: Sio ki he ngaahi 'ā 'i mui 'i he siteisí mo e silingí 'i 'olunga. Kapau te ke sio ki he malala hina "egg-crate" mattress/packaging foam, ngaahi tangai burlap, 'akau 'o e 'akau 'oku momoko, pe ko e ngaahi 'akau lanumata pelesitiki matolu 'oku tautau tonu 'i he tafa'aki 'o e ngaahi maama 'o e siteisi vela, mavahe leva.
• 2. Ngaahi me'afana 'i loto, ngaahi matavai 'o e me'afana ("gerbs"), pe ngaahi sparklers lalahi 'o e champagne-bottle 'oku faka'aonga'i 'i lalo 'i he ngaahi silingí ma'ulalo: 'Oku fie ma'u 'e he ngaahi me'afana 'i loto 'a e ngaahi silingí 'oku ma'olunga 'a e ngaahi me'afana, kau me'afana laiseni, mo e ngaahi sisitemi sprinkler afi 'oku ngāue. Kapau ʻoku fakamaama ʻe ha kalapu pe pa ʻi he lalo fale ʻoku silingí maʻulalo ha ngaahi matavai ʻoku ʻi ai ha ʻuha ʻo e ʻuhilá pe tufaki atu ha ngaahi foʻi hina ulo ʻe laui hongofulu ʻi lalo ʻi he ngaahi tupenu tupenu pe ngaahi silingí ʻoku foam, lue atu kimuʻa pea toki tutu kinautolú.
• 3. Ngaahi matapā huʻanga fakavavevave ʻoku lokaʻi, seiniʻi, pe ʻoku poloka ʻe ha ngaahi nāunau ʻo e ʻapí: Sio ki he ngaahi matapā HUʻANGA hono uá ʻi he tafaʻaki mo e tuʻa ʻo e lokí. Kapau te ke sio ki ha seini pasikala, loka, pe deadbolt 'oku 'alu holo 'i ha pa panic ('oku faka'aonga'i 'e he kau ma'u ta'efaitotonu ke ta'ofi 'a e kakai mei he sneaking 'a e ngaahi kaume'a ki loto ta'etotongi), pe kapau 'oku fakatoka 'a e halanga hu ki tu'a 'aki 'a e ngaahi puha kavamalohi mo e ngaahi tepile, mavahe mei he feitu'u pea lipooti ia ki he immedi Fire Marshal fakalotofonua.
• 4. Fu'u tokolahi 'aupito 'a e kakai 'oku 'ikai lava ke ke lue tau'ataina ki he fale kaukau pe pa: 'I he malumalu 'o e Lao Fakavaha'apule'anga ki he Vela (IFC) mo e NFPA 101, 'oku 'i ai ha ngaahi fakangatangata fefeka 'o e ngaahi feitu'u koniseti 'i he loki tu'u 'o makatu'unga 'i he lahi fakakatoa 'o e matapa hu'anga. Kapau ʻoku fonu ʻaupito ha feituʻu ʻi lalo pe ʻi ʻolunga ʻi he fatafata ki he tuʻa ʻi he faliki kotoa ʻo ʻikai ke ke lava ʻo hiki ho ongo nimá pe lue ki ha hūʻanga, kuo laka taʻefakalao ʻa e kavenga ʻo e kau nofo aí.
• 5. Ko e feitu'u 'i lalo pe fungavaka 'i 'olunga 'oku 'i ai pe 'a e sitepu fāsi'i 'e TAHA: Ko ha feitu'u fakataha'anga 'oku laka hake 'i he kakai 'e toko 50 KUOPAU ke 'i ai ha ha'anga hu'anga tau'ataina 'e ua, 'oku mavahevahe lahi. ʻOua naʻá ke teitei nofo ʻi ha paʻake ʻi lalofonua pe kalapu loki fungavaka ua ʻoku ʻi ai pē ha sitepu fāsiʻi ʻe taha ʻoku ʻalu atu ki he halá.

Ngaahi fehu'i 'oku toutou 'eke .¶

Kuo vakaiʻi ʻa e ngaahi maʻuʻanga fakamatalá¶

• 'Inisititiuti Fakafonua 'o e ngaahi tu'unga mo e tekinolosia (NIST, 'Iunaiteti Siteiti): Lipooti 'o e Fakatotolo Fakatekinikale 'o e Vela 'o e Naitikalapu 'o e Siteisi (NIST NCSTAR 2: Polyurethane Foam Ignition, Flashover Taimi, mo e Fakatata 'o e Faka'ehi'ehi mei he Fu'u Kakai).
• National Fire Protection Association (NFPA, United States): NFPA 101 Life Safety Code (Assembly Occupancy Egress, Panic Hardware, Sprinklers, and Interior Finish Flame-Spread Standards) and NFPA 1126 Standard for the Use of Pyrotechnics Before a Proximate Audience.
• United States Fire Administration (USFA / FEMA, United States): Public Assembly and Nightclub Fire Safety Inspection Guidelines and Crowd Management Training.
• Home Office and Health and Safety Executive (HSE, United Kingdom): Fire Safety Risk Assessment: Small and Medium Places of Assembly, Theatres, Cinemas, and Similar Premises (Regulatory Reform Fire Safety Order Guidance).
• Cyanide Toxicity mo e Kohu Inhalation Panel Fakatahataha (Faito'o Fakavavevave / Toxicology): Pule'i kimu'a 'i he Falemahaki 'o e Cyanide 'o e Cyanide mo e Kaponi Monokisaiti 'i he ngaahi vela 'o e ngaahi fokotu'utu'u 'o e feitu'u 'oku tapuni.

Ngaahi fakahinohino fekau'aki¶

• Crowd crush and stampede survival
• Malu'i 'o e vela 'o e fale mo e fetukutuku
• Carbon monoxide and smoke inhalation first aid
• Vela lahi mo e fufulu kemikale .
• CPR mo e AED fakahinohino fakasitepu .
• Tohi fakahinohino fika fakavavevave