what ever...
Of course if someone was to fill the whole thing up with slime it would surely get back it to the compressor or what ever is on the end of the little supply line!
Only a Googan would do that!
you only need a little bit to coat the inside of the air bag. The leak is probably rear facing inside, at the very bottom of the fold...take some dish soap with water and spray a little on the spring and see the pretty bubbles

...follow the steps in the previous post and go roving!
You only need about an ounce to fix it. It is a fix, it's cheap and it works...
Experience, No "ear say" here. Going on 2 years...
I used to love the comments that you'd get when you got back to the car after it was parked it a
sitting position.!!