From www.nist.gov
L&R Committee 2012 Final Report
Appendix B – Item 232-4, Method of Sale and
Item 237-4, Uniform Engine Fuels and Automotive Lubricants
"AOCA developed its own bulk oil delivery guidelines back in 2006 because no one wants to prevent bulk motor oil distribution fraud more than fast lube operators. Should a product quality problem occur with packaged goods, it’s relatively easy to trace the goods back to the manufacturer. However, this is not the case with motor oil transported in bulk; it all looks alike, it may have “changed hands” numerous times before reaching the fast lube facility, and even with testing can be impossible for a fast lube to verify because oil companies use chemical markers that only they can identify. Since motor oil specifications have become so precise—and so expensive—fast lube operators stand to lose thousands of dollars every time a distributor delivers a lesser product. Moreover, when a distributor delivers the wrong"