It is clear that internal engine corrosion is prevelant and it is bad. Doing the math with general round numbers, if an engine overhaul costs $30,000, at 2,000-hour TBO, the cost is $15 per hour. Shorten the life of that engine by 500 hours and you have just lost $7,500. The causes â the debate. Scientists have long known how the process of corrosion occurs.
floss (plural flosses) 1  a thread, used to clean the area between the teeth. ( 2 raw) silk fibres. 3  the fibres covering a corn cob.  Any thread-like material having parallel strands that are not spun or wound around each 1  other. (Britain) Spun sugar or cotton candy, especially in the phrase candy floss.  A body feather of an ostrich.
The definition of a roll is something that's been coiled or twisted into a cylinder. An example of a roll is duct tape. Roll means a small piece of bread. An example of roll is an individual serving of bread eaten warm with butter. Roll is defined as to move by turning over and over or to move forward on wheels.