What are volcules?

Answer 1

In general, vacuole functions include:

removing unwanted structural debris surrounding the cell

sequestering materials that might be toxic to the cell

containment of waste products

maintaining internal hydrostatic pressure or turgor within the cell

maintaining an acidic internal pH

storing small molecules

exporting unwanted substances from the cell.

enabling the cell to elongate rapidly or otherwise alter relative cell size.

Answer 2

"Volcules" seems to be a typo or a misspelling. There is no recognized scientific term or concept known as volcules. It may be a misinterpretation of another word or a term not commonly used in any particular field.