What are some effective methods for finishing and sealing a plywood edge to prevent splintering and enhance durability?

Some effective methods for finishing and sealing a plywood edge to prevent splintering and enhance durability include using wood filler to fill any gaps or imperfections, sanding the edge smooth, applying a coat of wood sealer or primer, and finishing with a layer of paint or clear sealant. Additionally, using edge banding or veneer can provide extra protection and a polished look.