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