QUES: 3Precision Fine Tuning of Cutter No Over Loading of Ultrasonic System

correct the punctuation.

CORRECTED: 3.Precision Fine Tuning of Cutter, No Over Loading of Ultrasonic System

QUES: After 6 months the onus is on you to prove that you did not cause the machine to break down

correct the punctuation.

CORRECTED: After 6 months, the onus is on you to prove that you did not cause the machine to break down.

QUES: This chain of events is found in different forms in different places in nature

correct the punctuation.

CORRECTED:
This chain of events is found in different forms in different places in nature.