What's the plural form of mulga wire? Here's the word you're looking for.
Answer
The noun mulga wire can be countable or uncountable.
In more general, commonly used, contexts, the plural form will also be mulga wire(Australia).
However, in more specific contexts, the plural form can also be mulga wires e.g. in reference to various types of mulga wires
or a collection of mulga wires.