The swamp gas is truly amazing, and can be very useful, mon! But first, you gotta be able to suck it up, and that, my friend, requires a Zapthrottle Mote Extractor.
Now, I could just give you the schematics, but I'll need something in return first. How about some spare parts? Last time I checked, there were plenty lying around near the broken steam pump at the Dead Mire, far to the northeast.
I heard that the withered giants spread the pieces all over that dried-out lake bed.