4 adverbs to describe how to lubricates

"We've made some improvements since you were here last, sir," said Polton, who was delicately lubricating the steel guides.

A.A very useful species of oil cup is now employed in a number of steam vessels, and which, it is said, accomplishes a considerable saving of oil, at the same time that it more effectually lubricates the bearings.

The exhausted gas coughed resoundingly, the gears groaned and shrieked loudly when improperly lubricated, and the whole machine rattled like a runaway tin-peddler.

10 is filled with the prepared pieces, and the contents are allowed to remain there for some time, say 24 hours, in order that the material may be more or less uniformly lubricated or conditioned.

4 adverbs to describe how to  lubricates  - Adverbs for  lubricates