Please capitalize where necessary: internal surface of carbon steel tanks
A: Internal surface of carbon steel tanks
Q: try using shampoo daily until symptoms are under control; then start to wash two or three times a week. if one type of shampoo lose their effectiveness after a while, try alternating between two types of anti-dandruff shampoos.

A: Try using shampoo daily until symptoms are under control; then start to wash two or three times a week. If one type of shampoo lose their effectiveness after a while, try alternating between two types of anti-dandruff shampoos.
Q: the machine did not initially have control of the police department because the director was appointed by the governor.
A: The machine did not initially have control of the police department because the director was appointed by the governor.
Problem: what microbes cause septic arthritis?
Can you repeat this sentence, but capitalize it?
Answer: What microbes cause septic arthritis?
Text: you can access your booking online now. all you need is your email address and booking reference. retrieve your reservation

Correct capitalization: You can access your booking online now. All you need is your email address and booking reference. Retrieve your reservation
Q: he introduced the concepts of completeness and consistency in a paper on truth-table methods which developed from the work of his doctoral thesis.

A:
He introduced the concepts of completeness and consistency in a paper on truth-table methods which developed from the work of his doctoral thesis.