Purchase a Consumable

To add a consumable choose the "Consumables" menu item on the side bar on the left. 

Choose from the list of items.  In this case, click "Embedding Station Block"

A menu on the right will appear.  Click "+ Log Consumables"

Choose the quantity of the consumable.  Also, choose the User Group (PI), User, Billing Type (usually Internal), and Project Name (CFOP).  Then click save.