Please capitalize where necessary: for those who are seeking to have a penis enlargement medication and a sexual enhancer at the same time, there's good news: penis pills are aphrodisiacs, too.
A: For those who are seeking to have a penis enlargement medication and a sexual enhancer at the same time, there's good news: penis pills are aphrodisiacs, too.

Please capitalize where necessary: c) production of pulp using chlorine or chemicals generating elemental chlorine for bleaching
A: c) Production of pulp using chlorine or chemicals generating elemental chlorine for bleaching

Please capitalize where necessary: make sure to document the transaction in the form of a legal agreement. the agreement can prove to be very useful for future references, and can help avoid any misunderstandings and complications.
A: Make sure to document the transaction in the form of a legal agreement. The agreement can prove to be very useful for future references, and can help avoid any misunderstandings and complications.

Please capitalize where necessary: in he describes his association with freundlich during this period:
A:
In he describes his association with Freundlich during this period: