☣️ UN 1379 • CLASS 4
UN 1379 — Paper, unsaturated oil treated
Placard: Spontaneously Combustible. ERG Guide 133. Training/quick-reference only — use current ERG + SOP/SOG for incident-specific actions.
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⚠️ 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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UN 1379 Quick Details
UN 1379
Product name: Paper, unsaturated oil treated
DOT Class: 4
Placard type: Spontaneously Combustible
ERG Guide: 133 (check current ERG)
Initial isolation: ERG 133: Initial isolation 50m in all directions; protective action distance varies with spill size and conditions
Common Hazards of UN 1379
- Flammable/combustible material.
- May be ignited by friction, heat, sparks or flames.
- Some may burn rapidly with flare-burning effect.
- Powders, dusts, shavings, borings, turnings or cuttings may explode or burn with explosive violence.
- Substance may be transported in a molten form at a temperature that may be above its flash point.
- May re-ignite after fire is extinguished.
- Fire may produce irritating and/or toxic gases.
- Contact may cause burns to skin and eyes.
Chemical Identity & Physical Properties
| Also known as | Oil-treated paperLinseed oil paperDrying oil-impregnated paperSelf-heating paper |
| Appearance | Sheets or rolls of paper treated with unsaturated oils (e.g., linseed oil). Typically tan to brown in color. Solid material that is prone to spontaneous heating due to oxidation of the oil. |
| Flash Point | Variable depending on oil content; typically 38-93°C (100-200°F) |
| Boiling Point | Not applicable (solid material) |
| Vapor Density | Not applicable (solid material) |
| Water Reactivity | No significant reaction with water |
Chemical details are general reference only. Always verify with current SDS, ERG, and SOP/SOG.
Fireground Response Guidance — UN 1379
Extinguishing Media
Water spray, foam, dry chemical, CO2, or sand suitable for extinguishment
PPE Requirements
⚠️ Structural firefighters' protective clothing and SCBA for fire conditions; avoid contact with hot material
Isolation & Evacuation
ERG 133: Initial isolation 50m in all directions; protective action distance varies with spill size and conditions
Always confirm protective actions with the current edition of the Emergency Response Guidebook (ERG Guide 133).
First Actions for a UN 1379 Incident
- CALL 911. Then call emergency response telephone number on shipping paper. If shipping paper
- Keep unauthorized personnel away.
- Stay upwind, uphill and/or upstream.
- Isolate spill or leak area for at least 25 meters (75 feet) in all directions.
- Consider initial downwind evacuation for at least 100 meters (330 feet).
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📋 Copy & Share Field Card
UN 1379 — Paper, unsaturated oil treatedHAZMAT RADIO NOTE — UN 1379
Product: Paper, unsaturated oil treated
Class 4 / Spontaneously Combustible / ERG 133
PPE: Structural firefighters' protective clothing and SCBA for fire conditions; avoid contact with hot material
ISOLATION: ERG 133: Initial isolation 50m in all directions; protective action distance varies with spill size and conditions
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 1379 — Paper, unsaturated oil treated
Class: 4 | Placard: Spontaneously Combustible | ERG Guide: 133
Appearance: Sheets or rolls of paper treated with unsaturated oils (e.g., linseed oil). Typically tan to brown in color. Solid material that is prone to spontaneous heating due to oxidation of the oil.
Water Reactivity: No significant reaction with water
Extinguishing: Water spray, foam, dry chemical, CO2, or sand suitable for extinguishment
PPE: Structural firefighters' protective clothing and SCBA for fire conditions; avoid contact with hot material
Isolation: ERG 133: Initial isolation 50m in all directions; protective action distance varies with spill size and conditions
— Key Hazards —
• Flammable/combustible material.
• May be ignited by friction, heat, sparks or flames.
• Some may burn rapidly with flare-burning effect.
— First Actions —
• CALL 911. Then call emergency response telephone number on shipping paper. If shipping paper
• Keep unauthorized personnel away.
• Stay upwind, uphill and/or upstream.
• Isolate spill or leak area for at least 25 meters (75 feet) in all directions.
SOURCE: allfirefighter.com/hazmat/un/1379 | Always use current ERG + SOP/SOGIC BRIEFING
Use for: Incident command briefing, staging area whiteboard, or pre-entry team brief. Full chemical + response details.
UN1379 Paper, unsaturated oil treated Cls4 ERG133 | allfirefighter.com/hazmat/un/1379SMS / 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/1379
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Frequently Asked Questions about UN 1379
Flammable/combustible material. May be ignited by friction, heat, sparks or flames. Some may burn rapidly with flare-burning effect. Powders, dusts, shavings, borings, turnings or cuttings may explode or burn with explosive violence. Substance may be transported in a molten form at a temperature that may be above its flash point. May re-ignite after fire is extinguished. Fire may produce irritating and/or toxic gases. Contact may cause burns to skin and eyes.
CALL 911. Then call emergency response telephone number on shipping paper. If shipping paper Keep unauthorized personnel away. Stay upwind, uphill and/or upstream.
Structural firefighters' protective clothing and SCBA for fire conditions; avoid contact with hot material
Water reactivity: No significant reaction with water. Recommended extinguishing: Water spray, foam, dry chemical, CO2, or sand suitable for extinguishment.
ERG Guide 133 recommendation: ERG 133: Initial isolation 50m in all directions; protective action distance varies with spill size and conditions
No. This is a training/quick-reference aid only. Always consult the current ERG Guide 133 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.