At 10:49 the maintenance team contacted the control tower in order to get approval for starting the cleaning operations of the center lights.

Simple cleaning operations do not increase the surrounding dust concentration.

An extensive cleaning operation was needed to remove asbestos and buried scrap from the plant works grounds.

Sinks, generally regarded as fixtures, are the basis of any cleaning operation big or small.

The development of a career structure within the cleaning operation, enabling promotion on merit, with facilities at senior level to transfer into mainstream management.

If therefore the cleaning operation intends to combine chemical and brushing action a specific technique should be used.

Using filtering technology, it reclaims 100% of the water used in each cleaning operation.

Eventually a major cleaning operation was launched costing some $12 million.

He said the inspectors saw the runoff from the cleaning operation flowing into two pits and then into the sewer system.

Cats who do not cover will not interfere with the cleaning operation.