The Pentagon subsequently authorized changes in design, ammunition, and the cleaning procedures, and the weapon has since performed well.

They also cannot be mechanically cleaned and require other cleaning procedures and proper filtration for operation with potentially-fouling streams.

She said since the complaint Mr Uddin had attended a hygiene course and intensified cleaning procedures.

"Actually, I think we would follow the normal cleaning procedures," Mr. Brown said on Friday.

As for green cleaning procedures, Bishops emphasizes the importance of prevention.

Don Juan stressed that this "cleaning procedure" was extremely difficult to understand, or to learn to perform.

The cleaning procedure lasted a minute.

This cleaning procedure effectively removes the oxide layer from surfaces and may remove fine layers of solvents that could remain.

From then on his research activities focused on surface cleanliness in relation to the mechanics of wiper-based cleaning procedures.

To make sure there is no cross-contamination between product runs of different drugs, various cleaning procedures are performed.