No matter where you live in, be it a quiet and picturesque countryside or in the heart of a metropolis; environmental toxins will not spare you. Every volume of air contains some kind of suspended particulate matter that is harmful to your health. It doesn't spare you even in an air-conditioned room.

By far the most common toxin in our environment is air pollutants. Dust particles, fly-ash, chemical and organic powders, and smoke are the main culprits. They may cause many lung diseases including SARS (Severe Acute Respiratory Syndrome), which is fatal in most of the cases. Pollen grains can fly through air and lead to severe allergic manifestations. Home décor, textiles and polished garments can release low doses of formaldehyde. It is a compound that is capable of producing nausea, redness in the eyes, breathlessness and dry skin. Carbon-dioxide and Carbon monoxide, nitrogen dioxide, sulfur is constituent or air and can cause lung problems in the long run.