What tool can be used lightly on Styrofoam to give it a more textured, less perfectly smooth look before painting?

Answer

Fine-grit sandpaper.

To avoid a perfectly smooth finish on Styrofoam, fine-grit sandpaper can be used gently to scuff the surface, creating a better texture for paint application.

What tool can be used lightly on Styrofoam to give it a more textured, less perfectly smooth look before painting?

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