rare earth minerals are indispensable in the transition to a low-carbon world, as they are used in clean energy technologies such as wind turbines, solar photovoltaic (pv) cells, and batteries.

How would the previous sentence be correctly capitalized?
Answer: Rare earth minerals are indispensable in the transition to a low-carbon world, as they are used in clean energy technologies such as wind turbines, solar photovoltaic (PV) cells, and batteries.
our holiday family ticket is valid during holidays

How would the previous sentence be correctly capitalized?
Answer: Our holiday family ticket is valid during holidays
svend aage engstrom, alfred rumrich, dick case and bent jensen all on one card.

How would the previous sentence be correctly capitalized?
Answer: Svend Aage Engstrom, Alfred Rumrich, Dick Case and Bent Jensen all on one card.
of course the witch-hunts against imaginary communists in the early 1950 was a disgraceful affair which cost many their jobs and led to long-term suffering.

How would the previous sentence be correctly capitalized?
Answer: Of course the witch-hunts against imaginary communists in the early 1950 was a disgraceful affair which cost many their jobs and led to long-term suffering.