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