how bad is smoking one cigarette 'can cut 20 minutes off life span' ASHES, Vol. 14(2) – Smoking:

By all means, be a polite smoker - the social graces should never be forgotten - but let's not be a cringing ninny about it

In terms of efficacy, scientists at the National Institute for Safety and Health performed a study proving that the Corsi-Rosenthal Box reduced aerosol exposure up to 73%, depending on the design, filter thickness, and fan airflow. A second trial from Brown University and the Massachusetts-based nonprofit the Silent Spring Institute showed that the boxes reduced the synthetic chemical PFAS by 40 to 60% and phthalates by 30 to 60% in the rooms in which they were installed

35 , L04809 (2008)

The cool thing about this holiday wreath is you can leave it up all winter, as it doesnt really scream Christmas