☣️ UN 0066 • CLASS 1
Cord, igniter
Placard: Explosive 1.3G. Training/quick-reference only — use current ERG + SOP/SOG for incident-specific actions.
🚒☣️
⚠️ This page is a quick-reference aid. For real incidents: stage upwind, isolate, deny entry, request Hazmat early, and consult the current ERG + SOP/SOG.
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Quick details
UN 0066
Class: 1
Placard type: Explosive 1.3G
ERG: Guide 112 (check current ERG)
Isolation: ERG 112: isolate 500m all directions in all cases; evacuate 1600m if fire involved; fragments may travel considerable distance
Chemical & Response Details
| Also known as | igniter cordsafety fusepyrotechnic ignition corddetonating cord igniter |
| Appearance | Flexible cord or tube containing pyrotechnic composition, typically gray or black in color. Burns with intense flame and heat at controlled rate. |
| Flash Point | Not applicable (pyrotechnic device) |
| Boiling Point | Not applicable (pyrotechnic device) |
| Vapor Density | Not applicable (solid pyrotechnic) |
| Water Reactivity | No significant reaction with water, but composition may be moisture-sensitive |
| Extinguishing | Water spray for cooling, dry chemical, CO2; foam generally acceptable for cooling nearby exposures |
| PPE | ⚠️ Level B minimum; SCBA required; full structural firefighter protective clothing; maintain distance during fire |
| Isolation | ERG 112: isolate 500m all directions in all cases; evacuate 1600m if fire involved; fragments may travel considerable distance |
Chemical details are general reference only. Always verify with current SDS, ERG, and SOP/SOG.
Common hazards (high level)
- Fire and burning hazard — not mass explosion.
- Intense heat and possible fragment projection.
- May deflagrate and initiate other materials.
- Smoke and toxic combustion products.
First actions (field-minded)
- CALL 911. Then call emergency response telephone number on shipping paper.
- Isolate area; stage upwind — fire and fragment hazard.
- Request Hazmat + law enforcement.
- Control ignition sources; deny entry.
- Consult current ERG Guide 112 and follow SOP/SOG.
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UN 0066 — Cord, igniter HAZMAT RADIO NOTE — UN 0066
Product: Cord, igniter
Class 1 / Explosive 1.3G / ERG 112
PPE: Level B minimum; SCBA required; full structural firefighter protective clothing; maintain distance during fire
ISOLATION: ERG 112: isolate 500m all directions in all cases; evacuate 1600m if fire involved; fragments may travel considerable distance
ACTION: Stage upwind · Isolate · Deny entry · Request HazmatRADIO
Use for: Quick radio or face-to-face size-up. Short, structured, field-ready.
=== IC HAZMAT BRIEFING ===
UN 0066 — Cord, igniter
Class: 1 | Placard: Explosive 1.3G | ERG Guide: 112
Appearance: Flexible cord or tube containing pyrotechnic composition, typically gray or black in color. Burns with intense flame and heat at controlled rate.
Water Reactivity: No significant reaction with water, but composition may be moisture-sensitive
Extinguishing: Water spray for cooling, dry chemical, CO2; foam generally acceptable for cooling nearby exposures
PPE: Level B minimum; SCBA required; full structural firefighter protective clothing; maintain distance during fire
Isolation: ERG 112: isolate 500m all directions in all cases; evacuate 1600m if fire involved; fragments may travel considerable distance
— Key Hazards —
• Fire and burning hazard — not mass explosion.
• Intense heat and possible fragment projection.
• May deflagrate and initiate other materials.
— First Actions —
• CALL 911. Then call emergency response telephone number on shipping paper.
• Isolate area; stage upwind — fire and fragment hazard.
• Request Hazmat + law enforcement.
• Control ignition sources; deny entry.
SOURCE: allfirefighter.com/hazmat/un/0066 | Always use current ERG + SOP/SOGIC BRIEFING
Use for: Incident command briefing, staging area whiteboard, or pre-entry team brief. Full chemical + response details.
UN0066 Cord, igniter Cls1 ERG112 | ERG 112: isolate 500m all directions in all cases; evacuate 1600m if fire involv | allfirefighter.com/hazmat/un/0066SMS / 160 CHAR
Use for: Quick text to command or incoming units. Fits in a single SMS. Includes link to full page.
⚠️ Quick-reference only. Always use current ERG + SOP/SOG for incident-specific actions. Page: https://allfirefighter.com/hazmat/un/0066
Related UN numbers (same class)
Discovery block for training / quick reference. Always consult the current ERG + your SOP/SOG for operations.
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FAQ
Fire and burning hazard — not mass explosion. Intense heat and possible fragment projection. May deflagrate and initiate other materials. Smoke and toxic combustion products.
CALL 911. Then call emergency response telephone number on shipping paper. Isolate area; stage upwind — fire and fragment hazard. Request Hazmat + law enforcement.
Level B minimum; SCBA required; full structural firefighter protective clothing; maintain distance during fire
No. This is a training/quick-reference aid only. Always consult the current ERG Guide 112 and your department SOP/SOG for incident-specific protective actions.
Sources (high level): DOT/PHMSA marking & class concepts + ERG usage principles. This page does not reproduce ERG guide text—always consult the current ERG for incident-specific protective actions.