Control Rods
The Control Rods Block is the block placed highest of the 3 blocks which are used to make the Small Nuclear Reactor. If the Small Nuclear Reactor is turned on, the Control Rods will extend out of the machine.
Use
Recipe:

The Control Rods Block is the block placed highest of the 3 blocks which are used to make the Small Nuclear Reactor. If the Small Nuclear Reactor is turned on, the Control Rods will extend out of the machine.
Use
Recipe:
