CONVTOMESH command
Converts entities to mesh entities.
            Description
Converts valid 2D and 3D entities to Mesh entities. Valid entities include:
      - 3D Solid
 - Surface
 - Polygon Mesh
 - Region
 - Closed Polyline
 
Method to convert to mesh
There is one method to convert entities to Mesh entities:
         - Select entities
 
- Select Entities
 - Begin converting an entity to a Mesh entity by selecting a valid entity then:
 - Select entities
 - Select another valid entity or press Enter to complete the command.