Small, few moving parts, easily repaired, affordable and more...
Subcategories
This category has only the following subcategory.
O
Pages in category "Principles of appropriate technology"
The following 5 pages are in this category, out of 5 total.
| Main page | Appropriate technology design principles |
|---|---|
| Impact Combined page views of all the pages in this category. | 28,152 |
Small, few moving parts, easily repaired, affordable and more...
This category has only the following subcategory.
The following 5 pages are in this category, out of 5 total.