!
Important Disclaimer
PLEASE READ BEFORE CONTINUING
For reference only. This app provides general information about HAZMAT placards and should not be your sole source of safety information.
Always call 911 in an emergency. Do not rely on this app to make life-safety decisions.
Information may not be 100% accurate. AI interpretation can make mistakes. Always verify with official sources.
First responders should follow their department's official HAZMAT protocols and not rely solely on this app.
PRO
UPGRADE TO PRO
LIMITED INTRODUCTORY PRICE
$4.99 / year
Regular price $9.99/yr · Lock in now · Cancel anytime
💥 Historic accidents & notable incidents
📘 Full ERG Emergency Response Guidebook data
📍 Nearby hospitals, fire stations & HAZMAT teams
📋 DOT/OSHA regulatory compliance info
🚨 One-tap incident reporting
🎓 HAZMAT training & quiz mode
🕒 Full scan history (25 scans)
SCAN HISTORY
LAST 25 SCANS
What's That HAZMAT
VERSION 1.0.0 · DOT PLACARD IDENTIFIER
ABOUT THIS APP
What's That HAZMAT uses AI to instantly identify and explain DOT HAZMAT placards — the diamond-shaped warning signs on trucks and rail cars. Point your camera at any placard to get plain-English information about the hazard, UN number, danger level, and emergency guidance.
HOW TO USE
1
Take a photo of any HAZMAT placard using your camera or upload an existing photo.
2
Tap Analyze Placard to send the image to our AI for identification.
3
Review the results — hazard class, UN number, danger level, and emergency actions.
4
Browse the tabs for news, supplies needed, and premium features.
CONTACT
✉ [email protected]
DISCLAIMER
This app is for reference purposes only. Always call 911 in an emergency. Do not rely solely on this app for life-safety decisions. AI interpretation may not be 100% accurate.
© 2026 What's That HAZMAT · All rights reserved
WTH

What's That HAZMAT PRO

DOT PLACARD IDENTIFIER · HAZMAT REFERENCE

Upload Placard Photo
drag & drop or click to browse
🔍
READY TO SCAN
Upload a photo or use your camera to photograph a HAZMAT placard. The AI will identify the hazard, UN number, danger level, and emergency actions.
📷
TAKE PHOTO
📂
UPLOAD IMAGE
★
TRY SAMPLES
🚩
GET RESULTS
NEWS & REGULATORY UPDATES
Scan a placard to see the latest news, incidents, and regulatory updates specific to that hazardous material.
HISTORIC ACCIDENTS
Scan a placard to see notable historical incidents and accidents involving that specific material.
NEARBY FACILITIES
Scan a placard to find nearby hospitals, fire stations, and HAZMAT response teams in your area.
REQUIRED SUPPLIES
Scan a placard to see the PPE, containment equipment, and safety supplies needed to handle that hazmat safely.
EMERGENCY RESPONSE GUIDE
Scan a placard to access the full DOT Emergency Response Guidebook data for that UN number.
REGULATORY COMPLIANCE
Scan a placard to see DOT, OSHA, and EPA compliance requirements for transporting and handling that material.
⚠ FOR REFERENCE ONLY · IN AN EMERGENCY CALL 911 · DO NOT RELY SOLELY ON THIS APP