in the future russian/estonian edition the two detectives will be played by russian michael porechenkov and estonian ingeborga dapkunaite, both very popular in their home countries.

How would the previous sentence be correctly capitalized?
Answer: In the future Russian/Estonian edition the two detectives will be played by Russian Michael Porechenkov and Estonian Ingeborga Dapkunaite, both very popular in their home countries.
the consumer ombudsman has prepared a guide on environmental marketing, which explains briefly how environmental claims can be used in the marketing of products without violating the marketing act.

How would the previous sentence be correctly capitalized?
Answer: The Consumer Ombudsman has prepared a guide on environmental marketing, which explains briefly how environmental claims can be used in the marketing of products without violating the Marketing Act.
and similarly the result of the combined abilities to create or "x3" of the living beings constitutes this gigantic being's "x3", which is the same as the universe that we can perceive with our senses.

How would the previous sentence be correctly capitalized?
Answer: And similarly the result of the combined abilities to create or "X3" of the living beings constitutes this gigantic being's "X3", which is the same as the universe that we can perceive with our senses.
500 electric hook-ups with cee-sockets (16 amps)

How would the previous sentence be correctly capitalized?
Answer: 500 electric hook-ups with CEE-Sockets (16 amps)