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