To create an erection, you pump fluid from the reservoir into the cylinders.
Cardiff council is to consider proposals which could halt plans to turn the Llanishen reservoir into a housing estate.
Mr. Johnson's new gun pumped water from the unpressurized thin-walled reservoir into the thick-walled pressure bottle.
Four reinforced-concrete intake towers located above the dam divert water from the reservoir into huge steel pipes called penstocks.
When the wind blows, the energy is used to pump water out of the reservoir into the sea.
To prevent an uncontrolled breech, the Army Corps of Engineers began a managed release of the reservoir into the nearest river, Buffalo Bayou.
Officials say that this problem could be alleviated by pumping water from the Three Gorges reservoir into the Han River.Some experts in Beijing argue for a different tack.
It turned an easy 20-minute, 14-mile journey via Thirlmere reservoir into a hair-raising 36-mile adventure via the Kirkstone Pass, which closes in poor weather and is so steep it is nicknamed "the Struggle".
The hydroelectric plant generates electricity during peak times of demand by releasing water from one reservoir into a lower reservoir, then pumping the water back to the upper reservoir.
Everything the workers and soldiers need comes by helicopters that fly high over the brown, barren mountains and then spiral down over the green-blue reservoir into the camp to avoid enemy fire.
Moses reseeded lawns, planted flowers, repaved walks, transformed the old Croton Reservoir into the Great Lawn and built a necklace of public playgrounds along the edges of the park, as well as ball fields and the Wollman Memorial Skating Rink.
