QUESTION: Fix punctuation: Erosiaart 47 years old United Kingdom
ANS: Erosiaart , 47 years old, United Kingdom

QUESTION: Fix punctuation: There is no need to bring in produce from abroad when we can find some of the very best right here at home
ANS: There is no need to bring in produce from abroad, when we can find some of the very best right here at home.

QUESTION: Fix punctuation: Recommended for work on the platform packaging bottle of 300 ml
ANS: Recommended for work on the platform. packaging: bottle of 300 ml.

QUESTION: Fix punctuation: The oxygen content of the blood becomes be too low while the blood level of carbon dioxide becomes too high
ANS:
The oxygen content of the blood becomes be too low while the blood level of carbon dioxide becomes too high.