smelling cigarette smoke but no one is smoking Why do I smell when there none? cigarette smell when no one
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(After Galt is taken by the government) She could not get rid of the feeling that she was running nothing but freight trains: the passengers, to her, were not living or human

Association of amount and duration of NRT use in smokers with cigarette consumption and motivation to stop smoking: A national survey of smokers in England
Being exposed to smoke from any form of fire increases your exposure to various amounts of carbon monoxide

Occasionally a refill can cause issues like this, if you use a new refill and the battery works, it might be a refill issue

People who quit experience health improvements almost immediately, including better lung function and lower blood pressure
