QUES: This can lead to damage to bearings and other moving parts in machinery particularly in the gas turbine generating sets steam turbine and associated alternators due to high operating temperatures resulting from inadequate cooling A predictive system used to monitor the efficiency of the exchangers and the variation in efficiency over a period of time can help to avoid this critical situation so that maintenance cleaning operations can be arranged when needed

correct the punctuation.

CORRECTED: This can lead to damage to bearings and other moving parts in machinery particularly in the gas turbine generating sets, steam turbine and associated alternators due to high operating temperatures resulting from inadequate cooling. A predictive system used to monitor the efficiency of the exchangers and the variation in efficiency over a period of time can help to avoid this critical situation, so that maintenance cleaning operations can be arranged when needed.

QUES: The statue represents Columbus with his hand outstretched and the finger pointing towards the sea Initially the idea was to have it pointing towards the Americas however it would be pointing inland which wouldnt make sense therefore it points more or less in the opposite direction

correct the punctuation.

CORRECTED: The statue represents Columbus with his hand outstretched and the finger pointing towards the sea. Initially the idea was to have it pointing towards the Americas, however it would be pointing inland, which wouldn't make sense, therefore it points more or less in the opposite direction.

QUES: At the start there was no single united revolutionary organization there were revolutionary secret

correct the punctuation.

CORRECTED:
At the start there was no single, united revolutionary organization; there were revolutionary secret