Add punctuation: Built wooden Greenlandic sea kayak at Sea Kayak Club Odense
A: Built wooden Greenlandic sea kayak at Sea Kayak Club, Odense.

Add punctuation: Because the particles are nano tiny they are easily absorbed by the human body even through the skin
A: Because the particles are nano, tiny, they are easily absorbed by the human body, even through the skin.

Add punctuation: The machines software contains it
A:
The machine's software contains it.