Sidwell Friends, the Washington D.C. private school that both Obama daughters attend, was evacuated Thursday due to a suspicious package, police officials say. Araz Alali, a spokesman for the Washington …
Solar Evacuated DIY solar tubes. This is part 2 of the Solar Tubes with a control bottle and sun exposure. My website link for the results and videos are
This is a 29″ solar parabolic mirror made our of formed UV resistant acrylic from a parabola design. The vacuum tube is double walled borosilicate (Pyrex) glass that is crystal …
This is a preview of a 5 ft solar evacuated vacuum tube I will be using in a large trough. These tubes are very efficient and work by absorbing sunlight …
This parabolic trough uses solar power to concentrate sunlight along a linear beam to focus on the evacuated solar tube. This is the trough in action. WHAT IS A TROUGH: …
Secureteam10 is your source for reporting the best in new UFO sighting news, info on the government coverup, and the strange activity happening on and off of our planet. Email …
Solar evacuated tubes are extremely efficient at transferring sunlight to heat. This heat is then transferred to the material inside. This video is for lower quality water heaters that may …