Nevertheless, LNG contains a decrease energy density than diesel, so using LNG as a substitute fuel for delivery would require more fuel and so more substantial fuel tanks to achieve the identical assortment. The IMO has outlined three essential, independent LNG tank varieties: Sort A, Sort B and sort C. https://lng-storage-and-transport15936.shotblogs.com/indicators-on-lng-marine-tank-you-should-know-47594022