QUESTION: Fix punctuation: Nitrogen has been named to the gas suffocates fire animals and humans
ANS: Nitrogen has been named to the gas suffocates fire, animals and humans.

QUESTION: Fix punctuation: You will be asked to vacate the cottage on departure to 10 clock
ANS: You will be asked to vacate the cottage on departure to 10 clock!

QUESTION: Fix punctuation: On this page we have some popular products featured
ANS: On this page we have some popular products featured.

QUESTION: Fix punctuation: You are here Home About MEGA FLEX AS Mega Flex is environmentally certified
ANS:
You are here: Home / About MEGA FLEX A/S / Mega Flex is environmentally certified