Buddy Briskow was running the rig, and the dexterity with which he handled brake and control rod gave him pride.

The U.S. reactors were named because they have a similar control rod blade design to the reactor with crack indications.

I hit the buttons to withdraw all the control rods from the reactor.

Circuit breaker has blown on one of the control rods.

Modern reactor control rods are held in place with claw-like devices, held closed by current.

Inserting control rods now.

All of the control rods, the graphite, the fuel rods and everything else blew out of the reactor and landed on the rooftops nearby.

So he steadily drew toward him, until within twenty yards, when he let go of his controlling rod, and picked up the rifle beside him.

'When the last piece of enriched uranium was inserted, the control rods pulled out, and the reactor brought up to criticality-everythingwent dead.