Yes it still harmful because it is air pollution to your lungs. My kid's pediatrician used to tell me that I should change my clothes after smoking a cigarette and before I carry my baby.
In Scrum, a product backlog item (PBI, backlog item, or item) is a unit of work small enough to be completed by a team in one Sprint iteration. Backlog items are decomposed into one or more tasks. See also backlog effort estimation unit.
Pitney Bowes (NYSE: PBI) is a global technology company offering innovative products and solutions that enable commerce in the areas of customer information management, location intelligence, customer engagement, shipping and mailing, and global ecommerce.