Credits & Licenses

We use a mix of original diagrams and open-licensed images:

• Hydroplaning.svg by Victovoi — Wikimedia Commons, CC BY-SA 3.0.
• DOT hazmat class 3.svg by US DOT / ERG — Wikimedia Commons, public domain/CC0.
• Tanker baffles and Converter dolly — custom diagrams created for this site.
• Pre-trip photo provided by site owner.

Where required, we provide attribution near the relevant question and on this page.