Weapons design and manufacturing facilities should be kept ready for such a contingency.
They will be kept ready for a possible pandemic in which almost any vaccine, however untested, may be used.
But spot checks can take place at any time, so papers should be kept ready when crossing borders.
Alternate path routing is different from multi-path routing in the sense that a single path is used in normal operation, but alternative paths are kept ready to be used in case the primary path becomes unavailable.
"Hot stacking is when a rig is kept ready to go back to work, and most of these are in Malaysia with some in Singapore," says Mr Craven.
The compost materials are then sieved, and the worms remaining above the sieve are transferred to another vermicompost bed which is kept ready with partially decomposed mixture of organic waste.
Surplus field artillery brigade headquarters planned forward moves for the guns and were kept ready to replace casualties.
Situated at the forward end of the boat deck, these were kept ready to launch in case of a person falling overboard.
ECPR devices must be kept ready for use.
A contingent of reserves was kept at the rear, ready to deploy at Edward's call.
The suspension was kept in a refrigerator ready for use less than two hours before infusion.
