Vote
Posted 5 years ago by boyt in category: interesting   Comments (0)


Vote
Water Resistance Explained
Posted 5 years ago by Voltz in category: interesting   Comments (0)


Vote
Dams serve a wide variety of purposes from hydropower to flood control to storage of water for municipal and industrials uses. But when a dam’s useful purpose fades away, the structure itself still remains. Dams come in all shapes and sizes, but contrary to what you might think, the most dangerous dams are often the smallest, also known as low head dams.
Posted 5 years ago by PennY in category: interesting   Comments (0)



Vote
Posted 5 years ago by kingleo in category: interesting   Comments (2)


Vote
Posted 4 years ago by boyt in category: interesting   Comments (0)