“If you wear a mask, it causes you to breathe in your own carbon monoxide!

That line as written is true for smokers. A smoker's breath is so contaminated with CO that it will set low level alarms of CO detectors (25ppm).

How much is a matter of breath volume remaining behind the mask (fabric volume included). Does it add up to shit? No, not when compared to that dart they're already sucking on.

“If you wear a mask, it causes you to breathe in your own carbon monoxide!

That line as written is true for smokers. A smoker's breath is so contaminated with CO that it will set low level alarms of CO detectors (25ppm).

How much is a matter of breath volume remaining behind the mask (fabric volume included). Does it add up to shit? No, not when compared to that dart they're sucking on.

“If you wear a mask, it causes you to breathe in your own carbon monoxide!

That line as written is true for smokers. A smoker's breath is so contaminated with CO that it will set low level alarms of CO detectors (25ppm).

How much is a question of volume remaining behind the mask (fabric volume included).

“If you wear a mask, it causes you to breathe in your own carbon monoxide!

That line as written is true for smokers. A smoker's breath is so contaminated with CO that it will set low level alarms of CO detectors (25ppm).