Trains.com

Home / Train Basics / Ask Trains / What are those cylindrical mini tanks on tank cars used for?

What are those cylindrical mini tanks on tank cars used for?

By Cody Grivno | July 6, 2022

Identifying the parts of freight cars can be difficult

Email Newsletter

Get the newest photos, videos, stories and more.

Trains.com Unlimited logo

Unlimited Membership required to continue reading or watching

Start a free trial of the Unlimited Membership and get all access to everything on Trains.com across brands including, magazine archives, video series, workshops, live webcams and more.

Learn More Start Your Free Trial