Technologies
« Previous EntriesSustainable Energy – Tidal Power
Tuesday, March 9th, 2010ENERGY FROM THE TIDES Rance Tidal Power Station in Brittany, France This form of energy has been harnessed from Roman times for small milling operations on coastal sites. No part of the UK is further than 70 miles from tidal water. The gravitational energy from the Sun and Moon move sea water up and down [...]
Technical Paper – Understanding Wind Energy
Monday, March 8th, 2010PREFACE This paper is one of a series published by Volunteers in Technical Assistance to provide an introduction to specific state-of-the-art technologies of interest to people in developing countries. The papers are intended to be used as guidelines to help people choose technologies that are suitable to their situations. They are not intended to provide [...]
Collect Rainwater from your Roof
Thursday, March 4th, 2010Did you know that your roof could catch plenty of water for you? Most parts of South Africa do not get much rain. If you can catch all the rain that falls on your roof, you will have water for your gardens and fields, livestock and household later in the season. It does not matter [...]
Garden Silage & Intensive Gardening
Tuesday, March 2nd, 2010Intensive Gardening Intensively cultivated vegetable gardens can supply a great deal of a family’s food from very little land. However, to maintain their productivity, these gardens require a lot of fertilizer and some special techniques, which are discussed below. As one crop is finished, another is put in its place throughout the growing season. Without [...]
How to make Charcoal (Bricks) Briquettes
Sunday, February 14th, 2010Charcoal made out of the modified pit method can be used in making charcoal briquettes. Charcoal briquettes are charcoal dust compactly massed by a binder of either cassava flour, corn or sweet potato starch. As fuel, charcoal briquettes have higher heating value than wood or plain charcoal. They are almost smokeless when burning and give [...]
The farmer in the net
Friday, February 12th, 2010The farmer in the net If you own a Facebook account, which I’m sure you do, you might have come across several applications that may have either intrigued or annoyed you. Among the many interactive games available on Facebook, Farmville deserves a place of honor because of its fun graphics and originality, something that’s definitely [...]
How to make Ice Cream
Thursday, September 24th, 2009Ice cream is a delicious frozen food that is a real treat when it’s homemade. Making ice cream at home can be a fun family project with a job for everyone. If you have a hand cranked or electric ice cream freezer, everyone can enjoy a tasty dessert right from the freezer.
Processing Potato into French Fries
Thursday, September 24th, 2009For home consumption, it’s quite simple; just peel the potato and cut it into desired strips then deep-fry into hot oil. When the color turns golden brown drain fries or put on paper towels to remove excess oil.
How to Make Shawarma (Recipe)
Thursday, September 24th, 2009What is Shawarma? Shawarma is thinly sliced cuts of meat, like chicken, beef, goat, lamb, and sometimes turkey, rolled into a large piece of flatbread or pita that has been steamed or heated. Inside the pita, foods like hummus, tahini, pickles, vegetables, and even french fries are added. Think of shawarma as a taco or burrito [...]
How to Make Bread and Donut Made of Rice Flour
Thursday, September 24th, 2009Rice can be processed into various forms of pre-mixture to make breads and cookies. The tastes and functions of rice products can be enhanced by adding natural coloring materials. To promote rice consumption, various breads and donuts were made using a mixture of wheat and rice flour. By measuring the level of acceptance in terms [...]
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