Half a croissant, on a plate, with a sign in front of it saying '50c'

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Renovating the wheel

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science: energy: water: turbine [rss]
Ideas are sorted alphabetically.
Ideas in bold have been created this week.

 (+3, -1)  forever turbine 
 (+6, -7)  Gibraltar barrage 
   Hydro Pillow 
   Hydro power recovery 
 (+1)  Hydroelectric Aqueduct 
 (+2)  largest dam ever 
 (+1)  Perpetual Panama Power 
 (+7, -1)  Personal dam 
 (+7, -1)  "Rivers in the Sky" (Hydro-power from humidity) 

 
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