what happened to the seal swelling study?

[JHZR2]

Bob had done a nice study of what oils/additives swelled up rubber o-rings. I thought it to be informative, and wanted to show it to someone. I am now unable to find it, can someone point me in the right direction? Thanks, JMH

 

[RB Shannon]

This might be what your looking for. Seal conditioning with synth based fluids And here's the thread that goes with it. Seal conditioning Bob did some pretty neat test's