Add punctuation: Account Management How do I change my password
A: Account Management How do I change my password?

Add punctuation: We will use soft metals aging accelerators and additives in food and drink also in the air They will be overwhelmed by poison wherever they go or stand
A: We will use soft metals, aging accelerators and additives in food and drink, also in the air. They will be overwhelmed by poison wherever they go or stand.

Add punctuation: Due to the increased security checks Hamburg Airport recommends that passengers restrict hand luggage to a minimum and to allow sufficient time for luggage and personal checks
A:
Due to the increased security checks, Hamburg Airport recommends that passengers restrict hand luggage to a minimum and to allow sufficient time for luggage and personal checks.