input: Gas masks must be used and only trained personnel are employed
fixed: Gas masks must be used, and only trained personnel are employed.

input: It also has a window bringing light and freshness as well as heating to keep you warm during the cold days of winter
fixed: It also has a window bringing light and freshness as well as heating to keep you warm during the cold days of winter.

input: This prescription medicine may be used in children older than 2 years of age and has minimal side effects
fixed: This prescription medicine may be used in children older than 2 years of age and has minimal side effects.

input: But inside you that bad stupid It was enough to make half a turn Instead I tried to climb Everest
fixed:
But inside you that bad: "stupid! It was enough to make half a turn, Instead I tried to climb Everest!"