How can I effectively apply polyurethane to my wood project using steel wool for a smooth and professional finish?

To effectively apply polyurethane to your wood project using steel wool for a smooth finish, follow these steps:

1. Sand the wood surface to remove any imperfections.
2. Apply a coat of polyurethane using a brush or cloth.
3. Let it dry completely.
4. Lightly sand the surface with fine steel wool to smooth out any bumps.
5. Apply additional coats of polyurethane as needed, sanding with steel wool between each coat.
6. Finish with a final coat of polyurethane for a professional look.