Living and Working in Space.

Essay by jonobear69Junior High, 9th gradeA-, August 2003

download word file, 9 pages 3.3

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Contents

1 Summary

2 Eating and Drinking in Space

3 Effects of Microgravity on the Human Body

4 Personal Hygiene in Space

5 Sleeping in Space

6 Cleaning and Maintenance

1 Summary

There are many difficulties involved with humans living and working in space. Yet careful planning and an understanding of how the human body reacts to the conditions experienced in orbit of the Earth allow astronauts to safely live, work and travel in space.

The aim of this report is to investigate the practical aspects of living and working in space and it's effects on the human body and then justify a design for a space station that overcomes these problems

The main resources that I have used to obtain information for this report were websites and my ScienceWorld 10 textbook.

2 Eating and Drinking in Space

It is vital that astronauts maintain a healthy balanced diet during their stay in space.

To achieve this, astronauts prepare their menus months in advance of a mission and have them checked by dietitians. The quality of food items has improved throughout the Space Program, and now, the Shuttle Food System contains of a variety of meals that look like freshly prepared food, including many items that are commercially available on grocery store shelves.

As there is no refrigerator or freezer for food available on board most of the spacecraft currently in use, alternative methods of preserving foods are used. NASA categorises all consumable food items into five different categories:

1. Rehydratable food:

Rehydratable food has had all the water removed from it. The meal is soaked in water before it is consumed

2. Thermostabilized food:

Thermostabilized foods are heat processed to destroy microorganisms and enzymes. Individual servings of thermostabilized foods are prepackaged for one serving and can be easily cut open...