I tried to cut and paste this but no luck so:
Penetrating Oils Compared
Penetrating Oil Average load
none 516 lbs
WD 40 238 lbs
PB Blaster 214 lbs
Liquid Wrench 127 lbs
Kano Kroil 106 lbs
ATF-Acetone mix 53 lbs
ATF-Acetone mix was a home brew of 50/50 automatic transmission fluid and Acetone