Plank gas was an extremely corrosive airborne chemical which ate away at exposed skin and could break down metal based objects within seconds on contact. The Imperial Military used it with the CSPL-12 projectile launcher.
- Imperial Sourcebook
- Star Wars Miniatures Battles
- Star Wars Miniatures Battles, Second Edition
- The Essential Guide to Weapons and Technology
- Arms & Equipment Guide
- The New Essential Guide to Weapons and Technology
- The Complete Star Wars Encyclopedia