[pwagland]

Footer to your footer. At least in the Netherlands, ounce is still used as well, it's defined to 100g.

[wnoise]

That's over three times too big though.

[kergonath]

in the end, who cares? It’s just a name on a unit. There is no law of nature that puts a limit on its value. There always have been many definitions for an ounce (one of the reason for going metric in the first place); this one is just a bit on the large side.