Gas leakages Leakage detection 2 Asymmetric tank 1 COP 1 Common operational picture 1 Critical infrastructure 1 Decision making 1 Differential pressure method 1 Differential pressures 1 Edge computing 1 Emergency situation 1 Fire detection 1 Fire detectors 1 Fires 1 Flow characteristic 1 Flow characteristics 1 Gas leakage detection 1 Internet of things 1 Leakage pressure 1 Measurement 1 Next-generation 112 call 1 Open systems 1 PSAP 1 Pneumatics 1 Pressure differences 1 Pressure fluctuation 1 Public safety answering points 1 Safety factor 1 Smart city 1 Smoke 1