To read carefully:
- Volume 1 c. 2.
- Volume 1 c. 15
- Volume 2 c. 40
forums energy: heating, insulation, home, inventions, technologies, renewable, solar, wood, electricity, electric transport, cleaner cars ...
Technology and innovation for ecology, energy saving and renewable energies. Home, work, heating and insulation, and wood pellets, solar and wind energy, auto construction, environment, ecology, alternative finance and economy
Pollux wrote:like, mikhail, behold thy perpetual motion:
well, ok, I go out .... but mikhail should also ....
Users browsing this forum : No registered users and 2 guests