1. Introduction
1) Definition of preservation and food-spoilage micro-organisms
Food preservation is the process of treating and handling food to stop or greatly slow down spoilage (loss of quality, edibility or nutritive value) caused or accelerated by micro-organisms. Some methods, however, use benign bacteria, yeasts or fungi to add specific qualities and to preserve food (e.g., cheese, wine
of quality and quarantine, all areas in which food irradiation has demonstrated practical benefits when integrated within an established system for the safe handling and distribution of food. In addition, with increasingly restricted regulations or complete prohibition on the use of a number of chemical fumigants for insect and microbial control in food, irradiation is an effective alternative to
of gold or other metal, producing a stream of X-rays.
Like gamma rays,
X-rays can pass through thick foods,
require heavy shielding for safety.
Like E-beams,
the machine can be switched on and off.
no radioactive substances are involved.
→ The size of the DNA "target" in the organism is a major factor.
Parasites and insect pests : large amoun
1) Skin Food brand facts
The first store was opened in the Myeong-Dong district in Seoul in December 2004.
At present(May 2009)thereare 287retail stores and plans are on for setting more stores. It is one of the fastest growing brands in the Korean skin care market.
The natural appeal of the products increased its popularity over the years.
The overwhelming success made way for setting up
1-1. CESCO (Chunwoo Environment Service Co. LTD)
CESCO is the fifth biggest insect control company of the world, the biggest pest control company of the Asia. It provides total hygiene service about infectiousness malignant bacilli which can cause many kinds of disease and hamper a life environment. It has an advanced Research and Development system of pest control and the biggest plenty of cust
Tropical rainforests grow in nutrient-poor soil which is only two to three inches deep.
THEN WHY?
The roots of many plants spread over large areas quickly capture nutrients released by decaying plant and animal matter before the nutrients can be leached from the soil.
THEREFORE!
More nutrients are found in the living plants of the rainforest than in the supporting environment.
One child everyFIVE second DIES
In 2008, nearly 9 million children died before they reached their fifth birthday. One third of these deaths are due directly or indirectly to hunger and malnutrition.
More people die of hunger every year than from AIDS, malaria and tuberculosis combined.
of the local resident and is a principle which does not change in order to strengthen this principle charity and mixes the social enterprise, Great Britain the different social enterprise and does the somewhat with different features, operates.
After our country being self-supporting even in the silk agency, from former times of system the agency which is active in case, faces each other in red
of the sea is energy to trigger hurricane increase and this accelerates extreme storms. Extreme storms like hurricane or typhoon will be usual weather to future human. Fourthly permanent snow of the Alps will disappear and finally the Mediterranean and some European areas will suffer from burning heat. Rise to 3 degrees will collapse essential life-support system of the earth.
* An increase o
It is difficult to really experience or "feel" the size of the United States, even when you know the actual number of miles from coast to coast.
당신이 해안에서 해안까지의 실제 거리를 안다고 할지라도 미국의 크기를 경험하거나 느끼는 것은 정말 어렵다.
To get the full impact you should realize, for example, that it takes forty-eight hours (two entire