Shallow Gas Disasters
摘要
Shallow gas is generally referred to in the seabed below 1000 m of gas accumulation in the sediments. The components of shallow gas have simple structures, including methane, carbon dioxide, hydrogen sulfide, ethane, etc. Shallow gas has the characteristics of small molecule, small density, high buoyancy, low viscosity, small adsorption capacity, strong diffusion, easy to dissolve, volatile, and so on.