A CLOSE-UP LOOK AT THE QUALITY OF INDOOR AIR

摘要

EVERY MINUTE, YOU TAKE ABOUT 16 BREATHS. THAT MEANS YOU TAKE MORE THAN 8 MILLION BREATHS EVERY YEAR. With each inhalation, everything suspended in the air enters your lungs. In urban areas, vehicle exhaust, smoke from power plants and factories, and other chemicals can make this air a toxic brew. But once you make it into the climate-controlled air-conditioned comfort of the great indoors, is the air safe from all these dirty chemicals? Not really.