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Both are working so I shot this video to show how the two are working: The first system has about 40 gold fish while the second (the one with a transparent window in the video) Read more…
This one was set up by Ross Elliot based on Richard Nelson’s invention of 1994. The cavity is 30 inch thick and R value for soap bubbles is 1 per inch. So it achieves R30 Read more…
Initially I got inspired after watching this video: https://www.youtube.com/watch?v=L6ArUM_hTtA. I made this improved version with two more T’s without drilling any hole. Then I saw another Youtuber to build a similar device – sorry I Read more…
After numerous tests to improve the pellet burning woodgas stoves so that I could use one to add supplemental heat to my greenhouse, I find that all such stoves give out some smoke after the Read more…
Woodgas stove normally has three stages: (1) lighting it up from the top using lamp oil, camp fire starter, or whatever you see fit; (2) gasification to turn wood into combustible gases (H2, CO, methane, Read more…
Two stoves were built, one mini with food can and one big using 4L paint can and 4 inch tin vent pipe. As shown in four types of woodgas stoves built and compared, it proves Read more…
All variations of this type of stove have been categorized into four groups. Four built accordingly to find out which one does the job the best – complete and clean burning all the way to Read more…
In order to explore more economic and simpler ways to add supplemental heat to greenhouses, I have studied the so-called Rocket Stove. After watching quite a few videos on YouTube, I have come up this Read more…
The title explains everything. I give the links to the air filter and paint I used below. I used this air filter made of fiber glass that I bought from HomeDepot (production link provided): I Read more…