To Work With Applying Materials

Apply a Material From the Materials Browser

Click Visualize tab Materials panel Materials Browser. Find
Select the objects which you want to assign the material.
In the Materials Browser, right-click the material to assign and choose Assign to Selection.
The material is assigned to the objects.

Apply a Material From a Tool Palette

Click View tab Palettes panel Tool Palettes. Find
On the Tool Palettes window, click a tab to set the tool palette current.
Drag a material tool from the tool palette onto the object.

Apply a Material by Layer

Click Visualize tab Materials panel (expanded) Attach by Layer. Find
In the Material Attachment Options dialog box, drag a material from the Materials list onto a layer in the Layers list.
The material is assigned to all objects on the layer whose Material property is set to ByLayer. (ByLayer is the default for the Material property when you create an object.)

Remove a Material From an Object

Click Visualize tab Materials panel (expanded) Remove Materials.
Select an object whose material you want to remove.
The material is removed from the object and replaced by the ByLayer material.