
1) Petroleum production
Found on
https://www.crosswordclues.com/clue/slugcatcher

Slugcatcher is the name of a unit in the gas refinery or petroleum industry in which slugs at the outlet of pipelines are collected or caught. A slug is a large quantity of gas or liquid that exits the pipeline. == Slugs == Pipelines that transport both gas and liquids together, known as two-phase flow, can operate in a flow regime known as sluggi...
Found on
http://en.wikipedia.org/wiki/Slugcatcher
No exact match found.