Potential bio-accumulation of nanoscale particles.
Accumulation of a substance within a species can occur due to lack of degradationor excretion
Many nanoparticles are not biodegradable.
If nanoparticles enter organisms low in the food web, they may be expected to accumulate in organisms higher in the food web.
Very little is understood about possible health
effects of nanoparti
the service, she feels better and her child suffers less atopy. She also said “Actually I was concerned about the expensive cost at first but I used it because I thought the health is the first. I’m satisfied now.” She used the service again when she moved to thenew apartment not to suffer new house syndrome. 2 Well-being becomes a trend not only in clothes and food but also in house.
the accountants use 1,650,000lbs, which is the “most likely” sales projection and has the highest probability, to calculate the estimate of annual cost of producing 10-in. and 12-in. pipe in-house.
Choosing the “most likely figure” seems to be a good and right decision, but actually it is not. It would be simple and easy to calculate but it has problems that it totally ignores other low
the topic. Talk about the “favorite animals” and ask some questions. And tell the class what we are going to do in this lesson. I will talk about the favorite animal and students will learn words related to animals by using flash card and do reading activities and speaking activities.
In this stage, it is important not to introduce or present thenew vocabulary and structures. Just make sure
확장했다.)
(11) treaty : 조약
The president of the company signed the treaty.
(회사의 사장은 그 조약에 서명했다.)
(12) advent : 출현
The advent of computer changed many things.
(컴퓨터의 출현은 많은 것들을 바꾸어 놓았다.)
(13) consumer : 소비자
How will consumers be protected?
(어떻게 소비자들이 보호될 수 있을까요?)