Text: he hopes that the main hall at the conference center will be completed during the next two months, and the work on the sidewalks, soccer fields, and playgrounds will be completed by the end of february.

Correct capitalization: He hopes that the main hall at the conference center will be completed during the next two months, and the work on the sidewalks, soccer fields, and playgrounds will be completed by the end of February.

Text: when it comes to high-end applications for the optics sector, part precision, quality and cleanliness of the production environment must be 100% right.

Correct capitalization: When it comes to high-end applications for the optics sector, part precision, quality and cleanliness of the production environment must be 100% right.

Text: weather: blue sky, -14 to -5c, 10 knots from ssw, visibility unrestricted.

Correct capitalization: Weather: blue sky, -14 to -5C, 10 knots from SSW, visibility unrestricted.

Text: the mood was more than up and running from the start and was only getting better as the traditional drinking songs appeared on stage.

Correct capitalization:
The mood was more than up and running from the start and was only getting better as the traditional drinking songs appeared on stage.