They are provided in aircraft carriers and other ships where danger would exist in compartments containing highly inflammable liquids or vapours if pumping was done by electric or turbine power.
Banikelwe kumthwalo othwalayo kunye nezinye iinqanawa apho ubungozi bungakhona kwikhompathimenti ezigcina ubuphezulu bomsi okumanzi okanye umphunga ukuba umpompo belwenziwe ngokombane okanye ngamandla.