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Practical Answers

Oil ExtractionOil Extraction
REMOVE NEED FOR USE PEANUT OIL FOR FOOD
3 stars

by %s GONZALO GIRALDO, 25/08/2010

Rainwater HarvestingRainwater Harvesting
I was searching some material on Rain Water Harvesting for my child's school project. The article ma..
4 stars

by %s Sanjay Bhatia, 17/08/2010

Biogas Promotion in KenyaBiogas Promotion in Kenya
excellent
4 stars

by %s Dickson sigie, 14/08/2010

Recycling Plastics: Starting a businessRecycling Plastics: Starting a business
Hello as a Dutch rural development engineer working in the Amazon region of Peru and Ecuador I hav..
5 stars

by %s max hof, 31/07/2010

Bee Keeping in Sri LankaBee Keeping in Sri Lanka
40 years ago when I lived in Sri Lanka I kept bees.The minstry of agriculture inspected and assisted..
2 stars

by %s vijaya fernando, 19/07/2010

Clay Tile ManufactureClay Tile Manufacture
Somebody knows how Santafe Tile www.santafetile.com make your roof tiles ?? I thing is by extrusion,..
5 stars

by %s Roof Tile, 09/07/2010

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