석유, 석탄, 천연가스 등의 화석에너지 자원들은 고갈되고 있고, 시대가 지나면서 에너지 문제의 중요성은 더욱 증가되어 에너지 안보 문제가 심각하다. 우리나라는 2009년도 기준 에너지 해외 의존도가 약 96.2%로 세계 에너지 시장의 변화에 취약한 구조를 가지고 있다. 특히 중동 지역의 의존도가 2008년
Water-soluble material-shaving aid material
Molecular weights 에 따라Liquid 또는 low-melting solid 상태로 존재
Physical Properties
Tg= -67oC
Low toxicity
Non-Toxic
의약품, 스킨로션 등
기계적 성질이 안 좋아서 다른 고분자나 이온성 물질과 blend 또는 합성하여 사용
Glass Transition Phenomena
액체를 냉각할 때 물질 고유의 온도
curved knife, hosing the big fish down with a powerful hand-
held spray.
Young men idling on a corner in front of a bar. Others
lounging in parked cars, talking. Some children playing by
a burning mattress on the sidewalk; others in the rainbow
spray from the fishmongers hose.
The building across from the fish market with the metal door
above concrete steps. It opens.
STARLING
Heads up.
A large w
curve in the beach, her parents disappear from view
behind her. A RUSTLING sound draws her attention, and she
turns, toward where the thick jungle foliage gives way to the
sand.
A large bush, maybe twelve feet tall, is moving, its branches
swaying and shaking. Curious, Cathy walks up to the bush,
which abruptly stops moving.
A small, lizard-like animal, dark green with brown stripes
along its bac
blends smoothly into
the crowd of foreign dignitaries, businessman and minor mid-
east nobility. They are a high-octane mixture of new oil money
and old European money, and run the spectrum from stodgy
bankers to playboy arms dealers.
Harry strolls amiably among the glittering woman, the cigar
smoking men, casually snagging a glass of champagne and a
canape from the passing waiters. He nods to so