Foot-pound has the same problem.
That's a UNIT of work, not of weight.
The Big Bang Theory Season 1, Episode 17
That control UNIT
I printed--
Westworld Season 2, Episode 7
the CNI and the Intervention Unit,
Money Heist Season 1, Episode 6
No one would say that.
A light-year is a UNIT of distance, not time.
The Big Bang Theory Season 1, Episode 17
the underground UNIT have found
oscillations on the seismograph.
Money Heist Season 1, Episode 11