People who cycle through London and other major cities have higher levels of black carbon in their airway cells, experts from the UK have shown. The research, which was presented at the European Respiratory Society's Annual Congress in Amsterdam, suggests that cyclists inhale more black carbon...
i rent a house that was only built a few years ago so everything is fairly new. a new months ago soot started coming out of the heating vents and covering EVERYTHING! the landlord came and said the air intake vent was blocked so he cleared it and we put filters on the vents so as it cleaned...