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an image of a model of a ship with sails on it's side and yellow arrows pointing to the top
Achmed Khammas - Das Buch der Synergie - Teil C - BESONDERE WINDENERGIESYSTEME
instructions on how to use the blades for an airplane's propellor propeller
an open cardboard box sitting on top of a can in the snow
Cardboard turbine
a drawing of a tube with red and blue tubes in it
a drawing of a round table with four chairs around it and the measurements for each chair
Chapter 19: Building A Self-Powered Generator
a metal object with yellow wheels and blue handles
a white object with an arrow sticking out of it
a metal cup sitting in the grass on top of green grass with water inside it
a blue and white street light with clouds in the background
a blue and white object sitting on top of a table next to a tile floor
Reforzador de viento para que aerogeneradores verticales funcionen a bajas velocidades eólicas.
a white vase sitting on top of a window sill
#CatchTheWind > Charge your Phone > Vertical Wind Turbine Generator by KG1610
a paper airplane sitting on top of a wooden table next to a black and white object