GasBank SINGLE 7.5 kg - LPG Refillable Gas Cylinder + All EU adapters
LPG is a liquid mixture of Propane-Butane, gas which you can buy in exchangeable gas cylinders.
DIN G12 thread is a continental type thread and you need gas pressure regulator with corresponding thread or adapters/hoses.
It is a composite tank, mainly containing fiber glass covered with PVC, there are NO metal parts in this tank except a brass valve.
Tank certification cover European standard TPED 2010/35/EU