| | airlock, air lock; bomb shelter, air-raid shelter, bombproof; burial chamber, sepulcher, sepulchre, sepulture; caisson, pneumatic caisson, cofferdam; camera obscura; core; cylinder, piston chamber; firing chamber, gun chamber; furnace; hyperbaric chamber; resonator, cavity resonator, resonating chamber; steam chest; stokehold, stokehole, fireroom; stuffing box, packing box; tokamak; vacuum chamber |