a nuclear reactor called {swimming-pool-type reactor}
a nuclear reactor in which water is used for cooling and as a moderator, called boiling water reactor
an atomic reactor for electricity generation called {light-water cooling, boiling-water graphite-moderated reactor}
a device used for metallurgy, called a heating furnace
a fast breeder laboratory reactor called {'joyo'}
a furnace in which to remove carbon from steel or prevent steel from oxidizing, called salt bath furnace