|Values:||Boolean values: yes or no, true or false, 1 or 0|
Determines whether or not this BuildingType is a Grinder. If is set then any InfantryTypes or VehicleTypes under the control of the owner of the BuildingType can be sent into this BuildingType in order to destroy said units but also reimburse the owner of the BuildingType by the destroyed units' refund value.
This feature was previously available on the Cloning Vats in Red Alert 2 however it only applied to InfantryTypes (this feature of the Cloning Vats was removed in Yuri's Revenge in favour of Yuri's Grinder).
Vehicles without any weapon are able to enter allied Grinders. Infantry without a weapon get a "no enter" cursor over an allied Grinder, but Engineer=yes will also make them able to enter. Other units won't be able to enter.Infantry with negative damage on its weapon are unable to enter Grinders.