Please capitalize where necessary: chemical remediation by addition of hydrogen (development stage 3)
A: Chemical remediation by addition of hydrogen (development stage 3)

Please capitalize where necessary: first, create a username and a password for yourself by typing it into the appropriate boxes.
A: First, create a username and a password for yourself by typing it into the appropriate boxes.

Please capitalize where necessary: the danish board of technology's world wide views is a unique method developed for engaging citizens in complex issues such as climate change or biodiversity; fields typically reserved for governments, powerful ngos and experts.
A: The Danish Board of Technology's World Wide Views is a unique method developed for engaging citizens in complex issues such as climate change or biodiversity; fields typically reserved for governments, powerful NGOs and experts.

Please capitalize where necessary: this allows the intelligence of windows to decide the correct software application to open your stl file.
A:
This allows the intelligence of Windows to decide the correct software application to open your STL file.