---
title: "What's in that truck? - Reviews, Revenue and Downloads in United States | Apple App Store"
description: "Have you ever wondered what those 4 numbers in the red diamond mean on the back of semi-trucks, rail cars, or tanks?  They're codes that tell you what kind of Hazardous Material is being transported! "
---

# What's in that truck? — United States

![What's in that truck? App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple118/v4/5f/d4/05/5fd40581-f762-c904-9f04-560fbfd2a52d/AppIcon-0-1x_U007emarketing-0-0-GLES2_U002c0-512MB-sRGB-0-0-0-85-220-0-0-0-7.png/434x0w.png)

**Developer:** [Carow Development](https://apptail.io/developer/carow-development-JKw)
**Category:** Utilities
**Rating:** 3.5/5 (4 ratings)
**Price:** Free
**Bundle ID:** com.whatistruck
**Store:** Apple App Store
**Country:** United States
**Version:** 1.2 (released 2018-11-20)
**Original Release:** 2016-01-18
**Languages:** English

**App Store Link:** [Download on Apple App Store](https://apps.apple.com/us/app/app/id1072378127)
**AppTail Page:** [https://apptail.io/app/whats-in-that-truck-sZWd/united-states](https://apptail.io/app/whats-in-that-truck-sZWd/united-states)

## What's in that truck? Description
Have you ever wondered what those 4 numbers in the red diamond mean on the back of semi-trucks, rail cars, or tanks?  They're codes that tell you what kind of Hazardous Material is being transported!  

With this app, now you can figure out for yourself What's in that truck!

The 4 digit codes come from the US Department of Transportation (DOT) and the Pipeline and Hazardous Materials Safety Administration (PHMSA).

## What's in that truck? Screenshots
- [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/Purple128/v4/ae/e5/2d/aee52db6-cb36-c47f-84e0-7fb69259262e/pr_source.png/1242x2688.png)
- [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/Purple118/v4/8c/52/23/8c52237b-7cf8-55d2-28ba-d434b35344f3/pr_source.png/1242x2688.png)

## What's in that truck? Rating Breakdown in United States
- 5 stars: 1 (25%)
- 4 stars: 2 (50%)
- 3 stars: 0 (0%)
- 2 stars: 0 (0%)
- 1 stars: 1 (25%)






## What's in that truck? Available In
- [United States](https://apptail.io/app/whats-in-that-truck-sZWd/united-states)
- [Australia](https://apptail.io/app/whats-in-that-truck-sZWd/australia)
- [Dominican Republic](https://apptail.io/app/whats-in-that-truck-sZWd/dominican-republic)
- [Mexico](https://apptail.io/app/whats-in-that-truck-sZWd/mexico)
- [Peru](https://apptail.io/app/whats-in-that-truck-sZWd/peru)
- [Israel](https://apptail.io/app/whats-in-that-truck-sZWd/israel)
- [Switzerland](https://apptail.io/app/whats-in-that-truck-sZWd/switzerland)

---

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