Manufacturing equipment
“Manufacturing equipment 109.jpg” by Mixabest, Wikimedia Commons, Creative Commons Attribution-Share Alike 3.0 Unported.
Server room
“BalticServers data center.jpg” by BalticServers.com, Wikimedia Commons. Licensing information is provided on the source file page.
Medical equipment
“US Navy 111006-O-KK908-026…” — U.S. Navy photograph / Royal Air Force photo by Sgt. Mitch Moore, Wikimedia Commons, identified there as public domain in the United States.
Aviation equipment
“China Airlines' Boeing 747 in maintenance hangar.jpg” by Boeing Dreamscape, Wikimedia Commons, Creative Commons Attribution 2.0 Generic.
Commercial vehicles
“Mercedes Benz Sprinter 2500 Vans (27515873606).jpg” by Euan Fisk, Wikimedia Commons, Creative Commons Attribution 2.0 Generic.
Before public deployment, confirm all image licenses, attribution requirements, and whether the selected images remain appropriate for the final website. Self-hosting licensed copies is recommended if external image requests are not desired.