☣️ UN 0372 • CLASS 1
UN 0372 — Grenades, practice
Placard: Explosive 1.4G. ERG Guide 114. 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 0372 Quick Details
UN 0372
Product name: Grenades, practice
DOT Class: 1
Placard type: Explosive 1.4G
ERG Guide: 114 (check current ERG)
Initial isolation: ERG 114: isolate 100m all directions initially; if fire, evacuate 800m radius
Common Hazards of UN 0372
- Minor blast or fire hazard — limited effect.
- Localized burning or deflagration possible.
- Smoke and heat from burning.
- Low mass explosion risk under normal conditions.
Chemical Identity & Physical Properties
| Also known as | Practice grenadesTraining grenadesInert grenadesNon-lethal training devices |
| Appearance | Metal or composite cylindrical devices resembling military grenades, typically olive drab or marked with blue for training identification. Contain small explosive charges or pyrotechnic materials for training purposes only. |
| Flash Point | Not applicable (explosive device) |
| Boiling Point | Not applicable (explosive device) |
| Vapor Density | Not applicable (solid device) |
| 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 0372
Extinguishing Media
Water spray, dry chemical, CO2 acceptable for small fires
PPE Requirements
⚠️ Level D minimum for intact devices; Level C with SCBA if burning or damaged
Isolation & Evacuation
ERG 114: isolate 100m all directions initially; if fire, evacuate 800m radius
Always confirm protective actions with the current edition of the Emergency Response Guidebook (ERG Guide 114).
First Actions for a UN 0372 Incident
- CALL 911. Notify law enforcement.
- Isolate area; keep unauthorized personnel away.
- Stage upwind; eliminate ignition sources.
- Request Hazmat + law enforcement.
- Consult current ERG Guide 114 and follow SOP/SOG.
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📋 Copy & Share Field Card
UN 0372 — Grenades, practiceHAZMAT RADIO NOTE — UN 0372
Product: Grenades, practice
Class 1 / Explosive 1.4G / ERG 114
PPE: Level D minimum for intact devices; Level C with SCBA if burning or damaged
ISOLATION: ERG 114: isolate 100m all directions initially; if fire, evacuate 800m radius
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 0372 — Grenades, practice
Class: 1 | Placard: Explosive 1.4G | ERG Guide: 114
Appearance: Metal or composite cylindrical devices resembling military grenades, typically olive drab or marked with blue for training identification. Contain small explosive charges or pyrotechnic materials for training purposes only.
Water Reactivity: No significant reaction with water
Extinguishing: Water spray, dry chemical, CO2 acceptable for small fires
PPE: Level D minimum for intact devices; Level C with SCBA if burning or damaged
Isolation: ERG 114: isolate 100m all directions initially; if fire, evacuate 800m radius
— Key Hazards —
• Minor blast or fire hazard — limited effect.
• Localized burning or deflagration possible.
• Smoke and heat from burning.
— First Actions —
• CALL 911. Notify law enforcement.
• Isolate area; keep unauthorized personnel away.
• Stage upwind; eliminate ignition sources.
• Request Hazmat + law enforcement.
SOURCE: allfirefighter.com/hazmat/un/0372 | Always use current ERG + SOP/SOGIC BRIEFING
Use for: Incident command briefing, staging area whiteboard, or pre-entry team brief. Full chemical + response details.
UN0372 Grenades, practice Cls1 ERG114 | ERG 114: isolate 100m all directions initially; if fire, evacuate 800m radius | allfirefighter.com/hazmat/un/0372SMS / 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/0372
Related UN Numbers in Class 1
Discovery block for training / quick reference. Always consult the current ERG + your SOP/SOG for operations.
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Frequently Asked Questions about UN 0372
Minor blast or fire hazard — limited effect. Localized burning or deflagration possible. Smoke and heat from burning. Low mass explosion risk under normal conditions.
CALL 911. Notify law enforcement. Isolate area; keep unauthorized personnel away. Stage upwind; eliminate ignition sources.
Level D minimum for intact devices; Level C with SCBA if burning or damaged
Water reactivity: No significant reaction with water. Recommended extinguishing: Water spray, dry chemical, CO2 acceptable for small fires.
ERG Guide 114 recommendation: ERG 114: isolate 100m all directions initially; if fire, evacuate 800m radius
No. This is a training/quick-reference aid only. Always consult the current ERG Guide 114 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.