The impacted tank is used for equipment storage and not reactor operations.
This was first noted in the specimens that were removed from the core at intervals during the reactor operation.
Anti-nuclear groups respond by saying that only reactor operation is free of carbon dioxide emissions.
In reactor operations, this percentage is difficult to measure, so the alternative definition is preferred.
He said a permanent shutdown of the troubled reactor operation was "certainly a possibility."
One concern was the extent of progress made by the Soviets in producing fissionable material through reactor operations.
The detection of reactor operations and above ground nuclear weapon tests can be carried out in various ways.
This is an on-going issue in reactor operations as no definitive solution to this problem has been found.
It is a measure of the stability of the reactor operations.
Corrosion may occur over many decades of reactor operation and could be problematic.