This command sets a material as active. The concept of active material is being phased out of Scenome.
Select a material node and apply the command.
Figures are as follows:
Figure 1.1.
The first material is active:
Figure 1.2.
The second material is active:

Command registration information is as follows:
| Category Type | Information |
| Implementation | SCRIPT |
| Module | HIERARCHY_SCRIPTS.SSL |
| Category | Hierarchy Commands |
| GUID | {1F91F9DC-F612-46d4-A453-4B81096121A9} |
| Source Name | HierarchySetActiveMaterial |
| Interface Name | Set Active Material |
| Core | Yes |
| Sample | No |
| Access | Select from Hierarchy option on the main menu. |