You cannot mix Synthetic oil and mineral oil – or, can you?

Are "old" and new technologies compatible?

Many people will have you believe that the consequences of mixing synthetic and mineral oils are catastrophic.

But the truth is, the effect or consequence, depends on the types of synthetic bases that are mixed with the mineral bases. Polyalphaolefin and diester synthetic bases can quite happily be mixed with mineral oil bases. This is actually how “blended” products are created.

When should synthetic oil and mineral oil not be mixed?

Polyalkylene glycol (PAG) bases should not