2. 표면처리 (전처리)
도료는 도장을 하기 위한 제품에 불과하며 도장 작업에 관계없이 도료의 품질에 따라 도장효과가 좋게 나타나는 것은 아니다. 도장 효과(도막 성능)에 미치는 도료의 기여도는 5%에 불과하며 나머지 95%는 여러 가지 도장에 관계되는 기타 인자 (표면처리도, 도장 환경, 도막 두께,
Air pollution Cost for road transportation is 3,067 won/TEU-km??
ONLY 200 won/TEU-km!!
What about CO2 Exhaustion?
85.9 g / ton km >35.6 g / ton km
It is necessary to reduce greenhouse gas exhaustion quantity due to Kyoto protocol.
Canal transportation exhausts much less gas compared to that of road transportation.
Protection from Injuries
Adequate physical activity
Access to an improved water supply and sanitation has in general increased across Europe, resulting in an 80% decrease in diarrheal disease in young children from 1995 to 2005.
Nevertheless 120 million people do not have access to safe drinking-water now in the European Region.
Especially, more than 50% of the rural populatio
2-4. Song jeon Water treatment plant
- Korea’s first Advanced Water Treatment Process
- Living water supply (200,000 tons)
- Improved health , sanitation, culture level
- Local economy development
3. Factors of DAF efficiency
Ozone concentration
Temperature
Bubble Size
BoP (Bottom of the Pyramid)
The group which is the largest, but poorest group
2.5 billion people living by less than $2.50 per day
Base of Pyramid
Unable to purchase daily necessities
South Asia and Central-South Africa
Bath BoP Market : Central-South AFRICA
Central-South Africa
Poor water supply, unable to use washing tools
Village and towns on the high reaches
Washing bod