that can accelerate degradation of a lube oil in service...
That accounts for 4 two not covered yet..quote:
Originally posted by OneQuartLow:
excess heat good
coolant contamination presence of contaminants .. good
wear metal contamination presence of catalytic metals or copper... good
fuel contamination same as coolant contamination
dirt/Si contamination not listed in this list
additive clash mixed lubricants good
That leaves one left..quote:
Originally posted by dickwells:
Molecular shear and additive depletion? Additive depletion is another one..