At The Junkyard There Is Chiralium-Contaminated Cargo Containers All Around It.
- The Junkyard Guy Even Gives You A Mission To Do What Is Required.
1. Take One Or More Of These Across The Mountain (West?) To The Giant Lake Of Goop
2. Throw Them In (Or Stand In It And Drop Them)
Achievement Pops When They Sink Into The Goop.
Good Luck!