Question: Normal force N Force caused by impact abrasion cleaning andor installation work A dynamic load
Please fix the punctuation.
Fixed: [Normal force (N) Force caused by impact, abrasion, cleaning and/or installation work. A dynamic load.]

Question: On 14 September 2011
Please fix the punctuation.
Fixed: [On 14. September 2011]

Question: c must be valid for at least five years and be renewable automatically
Please fix the punctuation.
Fixed: [(c) must be valid for at least five years and be renewable automatically.]

Question: That is why Siemens Wind Power needed a film that would help their employees both new and existing to get a better understanding of The Gateway Process How it works why everyone needs to work in the same flow to keep the production going and what is at risk when a delivery is late or a mistake has been made
Please fix the punctuation.
Fixed:
[That is why Siemens Wind Power needed a film that would help their employees both new and existing to get a better understanding of The Gateway Process. How it works, why everyone needs to work in the same flow to keep the production going and what is at risk when a delivery is late or a mistake has been made.]