By Byron Raal* Wednesday, 10 June, 2026 Why process engineers should look at their compressed air system before their next capital decarbonisation submission. Most facility decarbonisation plans tend to favour visible interventions like rooftop solar, battery storage and process electrification. All these are of course worthy paths to follow, but they are costly interventions, and if there are existing energy inefficiencies in the plant, they will do nothing for them.