Different grades of crude oil or products in the pipeline at the same time may not mix because of a technique which keeps them separated. This is done with:
A) block
B) batching pig
C) batching ball
D) slurry

Question

Quizplus · Accepted Answer

Batching pigs are devices used in pipelines to separate different fluids (such as various grades of crude oil or products) that are being transported through the same pipeline. This prevents mixing and ensures the integrity of each distinct product batch.

Different Grades of Crude Oil or Products in the Pipeline