1. Hydraulic ram pumps (Views: 23,078)
  2. Diabetes mellitus cured - George's experience (Views: 22,022)
  3. Open source Inkjet printers (Views: 21,988)
  4. Issues in urban planning (Views: 21,659)
  5. Recyclebot v2.3 (Views: 21,569)
  6. Chemical resistance of 3D printable polymers: literature review (Views: 21,242)
  7. Glossary of sustainability terms (Views: 21,050)
  8. Converting 2D images to 3D with Inkscape (Views: 20,429)
  9. Organic pesticides (Views: 19,892)
  10. LCA of silicon PV panels (Views: 19,883)
  11. The Design and Development of a Solar Powered Refrigerator (Views: 19,634)
  12. Papain Production (Practical Action Brief) (Views: 18,662)
  13. Bag gardens (Views: 18,461)
  14. How to make and use a sawdust toilet (Views: 18,194)
  15. Aquaponics (Views: 18,120)
  16. Hexayurt project/Hexayurt playa (Views: 18,013)
  17. Principles of clothes washing and washing machine design (Views: 17,988)
  18. Clerck, a RepRap 3D printer hanging from the ceiling (Views: 17,933)
  19. Glasgow Coma Scale Quiz (Views: 17,717)
  20. Alertness and Orientation Assessment (A&O) (Views: 17,612)
  21. Control and treatment of bedbugs (Views: 16,893)
  22. Wood gasification stove (Views: 16,520)
  23. Film Farming (Views: 16,145)
  24. Ekopedia (Views: 15,960)
  25. Tray dryers (Practical Action Technical Brief) (Views: 15,683)
  26. Public Domain Search (Views: 15,531)
  27. Cashew nut processing (Practical Action Brief) (Views: 15,530)
  28. Solarpunk (Views: 15,262)
  29. Ethanol-based hand sanitizer (Views: 15,107)
  30. Cold chisels (Views: 14,998)
  31. Spice Processing (Practical Action Technical Brief) (Views: 14,836)
  32. Low voltage connection basics (Views: 14,465)
  33. Edible leaves (Views: 14,432)
  34. Building research equipment with free, open-source hardware (Views: 14,364)
  35. Effects of ICT on society (Views: 14,320)
  36. Biogas as fuel (Views: 14,009)
  37. Open source engineering software (Views: 13,919)
  38. Delta Build Overview:MOST (Views: 13,832)
  39. Circulatory Motor Sensory Testing (CMS) (Views: 13,811)
  40. Solar-charged lawnmower (Views: 13,793)
  41. Power and energy basics (Views: 13,737)
  42. How to Build a Mechanically Powered Battery Charger for LED Lighting (Views: 13,585)
  43. Silk Worm Raising (Views: 13,440)
  44. 3D printable science equipment (Views: 13,432)
  45. Ethanol from organic sugar beets versus refined cane sugar (Views: 13,229)
  46. Fruit juice processing (Practical Action Brief) (Views: 13,176)
  47. RepRapable Recyclebot: Open source 3-D printable extruder for converting plastic to 3-D printing filament (Views: 13,024)
  48. Burning Man Evaporative Cooler (Views: 13,021)
  49. VOCs in carpet and carpet pads (Views: 12,860)
  50. To Catch the Rain (Views: 12,835)
Cookies help us deliver our services. By using our services, you agree to our use of cookies.