> So while it's understandable the state of manufacturing is of concern to presidential candidates, those who say they can bring back lost jobs in the sector either don't know what they are talking about, or are being disingenuous.
No. It implies one is attempting to pass of a false statement as true. If you know your statement is false, you are lying. Just because you don't know the truth doesn't mean you can't lie.
Or both, in case of the current president-elect.