Semi-synthetic and synthetic blend oil sound very similar -- and they are -- but how can you tell the difference between the ...

Motor oil has quietly become one of the most important choices car owners make, especially as vehicles routinely cross ...

With so many available motor oil brands and several labels like "synthetic blend," "full synthetic," or "conventional," the process of choosing one for your car has now become somewhat tedious. It ...

You're staring down two shiny jugs at the auto parts aisle. One says semi‑synthetic, the other full synthetic, and you're thinking maybe they're basically the same, right? Maybe that's just a ...

A longtime mechanic recently broke down how motor oil that’s labeled full synthetic oil isn’t 100 percent synthetic. Rich, or Fordbossme (@fordbossme), has already gained a loyal following for his ...

Synthetic motor oil offers many advantages over conventional engine oil. Synthetics resist chemical degradation far better than traditional oils, and they typically have a higher viscosity index that ...

How well does vegetable oil work as a motor oil substitute? The difference in viscosity between these two oils reveals why ...