Fluid ounces measure volume, so analogous to liters. As opposed to ounces which measure weight, so analogous to newtons, although everyone uses kilos to measure weight in day to day life.
There are also Troy ounces, which are for precious metals, but I honestly couldn't say what those measure....
I think that we can expect more propaganda from big tech, including political pressure from the USA. Fighting capitalism is going to be a long battle!