Some people may still be unaware, but the quality of air inside homes or offices may even be worse than the air outside. Reports say that indoor air quality can be 10 times worse than the air outdoors. This can be attributed to the fact that contained and tight spaces enable more pollutant build up than open spaces. And since people spend most of their time indoors, health risks caused by pollutants and degraded indoor air quality are becoming a huge concern.
More than 22 million Americans have asthma. Asthma is the inflammation of the airways, which results to shortness of breath, wheezing, coughing, and chest tightness. Treating asthma involves 2 basic medications – control drugs, and quick-relief drugs.
In 1985, a hole in the earth’s ozone layer was discovered. This hole has grown bigger each year, mainly caused by Ozone Depleting Substances (ODS) like chlorofluorocarbons (CFCs), methyl bromide, and halon.