penstock Definition

sluiceway, sluice, floodgate, head gate, sluice valve, sluicegate, water gate, headrace, dam, flume, tailrace, millrace, spillway, forebay, culvert, aqueduct, pipework, weir, superheater, underdrain, outfall, cofferdam, sump, reservoir, cistern, watercourse, downpipe, fishway, manway, switchyard, flue pipe, clarifiers, floor joist, soakaway, clarifier, venturi, sump pump, bascule, condenser, duct, upflow, regenerator, inferior vena cava, trestle bridge, inlet, chimney, spermatic cord, kilovolts, crossbeam, ileum, arrester, shaft, transite, activated sludge, reservior, creek, intake valve, transformer, conveyor, slurry, piping, firebox, coiler, stopcock, crossflow, tributary, compressor, falsework, waterpower, swarf, moulins, gabion, piston rod, molecular sieve, inlet manifold, prestressed, exothermic reaction, revetment, precipitator, underflow, platens, ureters, corium, raffinate, impeller, subgrade, eductor, aqueous humor, macerator, downspout, firebrick, ventilation shaft, chimney stack, overpressure, influent, turbogenerator, formwork, anode, leachate, aromatic hydrocarbon,