A tank truck is a general term for chemical liquid transport vehicles, covering a wide range, including vehicles that transport various liquids, gases, or powdered granular materials.
An oil tanker specifically refers to a vehicle used to transport oil products and is one of the many types of tank trucks.
The term tank truck can cover all transport vehicles including oil tankers, while an oil tanker is only used for transporting oil products.
A tank truck is a general term for chemical liquid transport vehicles, covering a wide range, including vehicles that transport various liquids, gases, or powdered granular materials.
An oil tanker specifically refers to a vehicle used to transport oil products and is one of the many types of tank trucks.
The term tank truck can cover all transport vehicles including oil tankers, while an oil tanker is only used for transporting oil products.