Early April in 2016, the whole country has suffered a fine dust. Today, let's ind out the details and prevention of the fine dust.
<사진출처:구글검색>
Fine dust is a typical contaminants which comes from the combustion of chemical fuels or exhaust gases. It is much smaller and lighter than the general dust, the surrounding nations can be easily affected.
Fine dust is classified as class one carcinogen. The size of the sand of seashore is 70㎛, and the fine dust is 10㎛ below. In other words, the fine dust can more easily penetrate into our body than the sand. Also, it causes a respiratory disease by being absorbed to lungs. Especially, ultra-fine particles, which has the smaller diameter below 2.5㎛, permeate deeper. Therefore, it might cause stroke or heart diseases by the blood vessels.
Now, let’s find out how to minimize the damage by fine dust. Fine dust, which comes from foreign country, may need the opinion coordination. And in the country, unnecessary combustion should be reduced. Also, inside the house, we have to reduce the use of a gas stove and repair the tiny crack on the concrete.
(M. S. Kim)