Please capitalize where necessary: let us set the scene and put her work in context.
A: Let us set the scene and put her work in context.
Q: operating current: max. 50 ma

A: Operating current: max. 50 mA
Q: this australian was, until recently, potato farmer (no joke) and has succeeded within a few years one of the most sought after shiraz producers in the world to be. thanks to the genius as well as young winemaker ben glaetzer, the man is just 28, these are deeply hedonistic elixirs now on a par with "la grange", "henschke" or "la turque".
A: This Australian was, until recently, potato farmer (no joke) and has succeeded within a few years one of the most sought after Shiraz producers in the world to be. Thanks to the genius as well as young winemaker Ben Glaetzer, the man is just 28, these are deeply hedonistic elixirs now on a par with "La Grange", "Henschke" or "La Turque".
Problem: they are able to believe that their will is merely a result of physical-chemical connections in the organism and that everything is, as a result, pointless and down to pure chance.
Can you repeat this sentence, but capitalize it?
Answer: They are able to believe that their will is merely a result of physical-chemical connections in the organism and that everything is, as a result, pointless and down to pure chance.
Text: 4.1 evaluation of existing legislation and policies in relation to individual source categories

Correct capitalization: 4.1 Evaluation of existing legislation and policies in relation to individual source categories
Text: progress was, however, very slow, reference libraries, for one thing, being 6000 miles away.

Correct capitalization:
Progress was, however, very slow, reference libraries, for one thing, being 6000 miles away.