No - because the abbreviation 'oz' can be applied in the singular or plural. 1oz and 4oz are both correct.
oz.
Weight = wt.
In the U.S., the abbreviation for "ounces" is oz. I don't know if the answer varies in different parts of the world.
oz is the abbreviation for ounces. If you are truly asking "why" the word ounces is abbreviated, I assume it's the same reason any abbreviation - it's easier and faster than writing the entire word; especially when writing/copying recipes.
An ounce is a unit of measurement that is often used in baking recipes. The abbreviation of the word ounces is written as oz.
Ounces and mg.
Yes, they are widely used.
Ounces
Depending on how it is used it could be h.: Hundred, HD: Hundred, HND: Hundred, Hund: Hundred, hund.: hundred
A customary abbreviation is: DBA. Doing Business As.
The abbreviation for ounces is oz. yes
'oz' is the abbreviation for ounces.
Oz. (Ounces) Lbs. (Pounds)