Small but dangerous fine dusts attack Photo from Newsis Look at this picture. All cities are covered by fog. But this situation is happened due to fine dust, not mist. One eight of citizens say that the most serious environment problem is air pollution and this shows us fine dust has a great impact on our lives. As if you know your enemy and yourself, you can win every battle, so lets learn about fine dust. 1. Finer than hair It is thin and composed of small particle that we can not see through our eyes. Its diameter is less than 10㎛.Its beyond imagination that its thinner than hair of which diameter is 50~70㎛. It is difficult to filter out the ultrawise particles through mask so it invades deeply in peoples alveolus also it leads to drop the level of immunity. 2. The reason of fine dust -Weather During winter, the northwester rises toward Korea, so it causes the cold continental air to form air current. And these processes are the reason why the sky is always covered with high concentration of powdery dust. -The domestic pollutant Hair spray, furnace from family use, volatile material are the main reason to pollute the air. Especially, the major reason for air pollution is the capital areas fine dust from car. -Chinese rapid industrialization The usage of fuel in China has increased steadily due to industrialization and for this reason many heavy metals are mixed with powdery dust. Recently the Beijing recorded 993mg/m3 ,407mg/m3 each January and October and these records are beyond the standardization of WHO, which is 255mg/m3. Smoggy Chinese Sky from the universe 3. The influence on humans body Fine dust is invaded in humans alveolus and it stimulates the respiratory organ. More seriously, it causes respiratory disease. This gives pernicious influence to patients having respiratory disease and increases the likelihood of lung cancer. Also if pregnant woman overexpose to fine dust, it could be harm embryo. Besides fine dust may cause eye inflammation, dermatitis, premature death. According to the Ministry of Environment, only in capital city due to final dust 20,000 people are dying early and 80,0000 people have lung disease every year. Complications have already been announced in China. Bronchiectasia which occurs in people smoking a lot, pneumoconiosis which is emerged from among miners, and the incident that 3 years child got lung cancer in San Dong area, part of Chinese land, etc spread like wildfire. 4. Alternatives Refrain from climbing mountain or playing soccer for long time. Must wear mass, cap etc when you are in activity, Close the door and must dry your laundry in your home. Wash your face and nose in running water Use public mass, if possible. Control the indoor humidity properly. Drink a lot of water. Various reasons are connected about the occurrence of fine dust. Therefore to solve this problem cooperation is required and many efforts are needed for citizens health. We need to know the impact of fine dust correctly and need hard effort to reduce this dust. Lets be free from this dangerous but small fine dusts. - Written by Reporter Eunji Jeon - Translated by Changjun Oh hi-dream.kr/board/board.asp?bType=V&bc_idx=18&Board_seq=16
Posted on: Sat, 25 Jan 2014 14:05:55 +0000
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