In the case of LPG and NG/biomethane natural gas there is on the market a large variation in fuel composition, requiring the fuelling system to adapt its fuelling rates to these compositions.
Müügil on väga erineva koostisega vedelgaas- ja maagaas-/biometaankütuseid, mis nõuab kütusesüsteemi vastavat kohastuvust.