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does cigarette smoke cause dust Do cigars thirdhand smoke? Thirdhand Smoke Danger | IQAir
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We dont know yet whether people who really like e-cigarettes will totally switch off tobacco cigarettes, says Neil Benowitz, an internist and pharmacologist at the University of California, San Francisco

Its a give-and-take process
If you decide you'd rather start with therapy, not to worry

Patterns of tobacco and e-cigarette use status in India: a cross-sectional survey of 3000 vapers in eight Indian cities

If your phlegm was darker and is now becoming more white, this can be a sign that your lungs are nearly done cleaning themselves
