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
- How to send the lenses into orbit, in one piece. Since conventional rocket systems with fossil fuel are expensive and polluting, professor Angel hopes to use a coil gun. While it could take 30 years to perfect, this technology might possibly be a revolutionary breakthrough in space travel. Angel's plan is for 20 coil guns to be built around the world, buried deep in mountains. The vertical gun
Figure 13 shows that cryo pump is cooling pump. It means this pump is cooling, liquefaction and store air, not pumping. Generally, it has 3 processes like condensation, absorption and trap at low temperature. The cooled air or molecules do not have any momentum so it is no possibility to heat any molecules. It means vacuum.
Cryo pump have High emission velocity and high emission capacity so it
<1.Tokyo Disney Resort>
Tokyo Disney Resort is a theme park and vacation resort located in Urayasu, Chiba, Japan, just east of Tokyo. It is owned and operated by the Oriental Land Company with a license from The Walt Disney Company. The resort opened on April 15, 1983, as a single theme park (Tokyo disneyland), but developed into a resort with two theme parks, two (Disney) hotels and a shoppin
3) By 2013, Public libraries expand 900
Ministry of Culture, Sports and Tourism spend 34.2 billion building 56 public libraries (39 of metro region, 17 of rural areas etc.) this year. If 56 public libraries build, national public libraries grow from 642 to 698 according to last December and average serving population per library decline from 77,200 to 70,900. Ministry expand national public libr