waterwheels

"Active" systems such as waterwheels would fail as soon as maintenance lapsed.

Roman water infrastructure in post-Roman Britain. Part 2: Post-Roman survival Carla 2006

The burn, draining down from the fells and held in reservoirs, powered the whole enterprise, turning waterwheels that drove the ore-crushing rollers and separating lead from lighter rock when it was channelled across the washing floors.

Country diary: Westgate, Weardale Phil Gates 2010

They are now preparing a technical book about the waterwheels, which are unprecedented finds - and they have asked permission to quote my description of how a treadmill version may have worked!

Writing The Falco Series by Lindsey Davis 2010

We need to stop burning fossil fuels and utilize only wind, water, and solar power with all generation of power coming from individual or small community units like windmills, waterwheels, and solar panels.

‘Capt.’ Paul Watson, COME ON DOWN! You’re the Grand Prize Winner in Bob Barker’s Animal Jihad! - Vladimir’s blog - RedState 2010

They were, however, preoccupied with fluid mechanics—with waterwheels, pistons, valves, chambers, and sluices—a revolution in hydraulic science originating with irrigation and canal-digging and culminating with Archaemedes discovering his eponymous laws in his bathtub.

The Emperor of All Maladies Siddhartha Mukherjee 2010

I wasn't sufficiently familiar with the workings of waterwheels to know for sure, but I was afraid that if the wheel gave way suddenly, anything near the underwater works might be crushed.

Sick Cycle Carousel 2010

They were, however, preoccupied with fluid mechanics—with waterwheels, pistons, valves, chambers, and sluices—a revolution in hydraulic science originating with irrigation and canal-digging and culminating with Archaemedes discovering his eponymous laws in his bathtub.

The Emperor of All Maladies Siddhartha Mukherjee 2010

They were, however, preoccupied with fluid mechanics—with waterwheels, pistons, valves, chambers, and sluices—a revolution in hydraulic science originating with irrigation and canal-digging and culminating with Archaemedes discovering his eponymous laws in his bathtub.

The Emperor of All Maladies Siddhartha Mukherjee 2010

It has a bright-red wooden stern wheel that looks ornamental, like those waterwheels in front of some country-themed restaurants.

In Twain’s Wake 2007

Kelley imagined the dam had been built to hold back the water for the construction and placement of the waterwheels.

Vampire a Go-Go Victor Gischler 2009