Air and water bottle rocket building and launching an air rocket. A fantastic experience that children love. I have electric system do launc...
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electrical board, automation, hydraulic testing and vacuum system. CE mark and documentation.
Sistemas solares autoconsumo com baterias, isolados de rede ou em paralelo com rede. instalações adaptadas aos locais.
crazy machine electric, electronic, pneumatic machines for industry and to produce energy or just to see if it works...
Solar Photovoltaic Grid Connected more than a hundred solar photovoltaic installations, connected to the grid,selling energy
1ª Prova de Carros eléctricos 23 de Maio de 2014 - BRAGA electric car racing in Braga Portugal
hydroelectric 30KW Head 12m | FLOW 0,1 to 0,5 m3 | Grid connected 400V AC 50Hz Place: Rio Fervença, Bragança Portugal Fotos Carlos Araújo
