Originally Posted By: PeterPolyol
I heard from my friend's friend's cousin's uncle that Valvoline still uses some percentage of Safety Kleen re-refined base oils to blend some of their products, even after the NextGen went south. Is it true?
That's very sketchy to say the least. Ashland I understand buys their base stocks and additive packages also
Safety Kleen makes tons of motor oil as they use the collected motor oils and re refine from there