See also:

Cleaner air
Ford endorses the use of reformulated “cleaner-burning” gasolines to improve air quality. ...

Choosing the right fuel
Use only UNLEADED fuel or UNLEADED fuel blended with a maximum of 10% ethanol. Do not use fuel ethanol (E85), diesel, methanol, leaded fuel or any other fuel. The use of leaded fuel is prohibited ...

The Inside
The MKX's cabin is mostly an asset, but a couple of aspects hold it back. I found it pretty easy to get into the seats, which provide a nice ride height without requiring a grappling hook — or ste ...