You can't get much better than ready-made, for rocketry. As if LNG is effectively more dense in flight than ordinary LPG, which doesn't need to be cryogenic to

You can't get much better than ready-made, for rocketry. As if LNG is effectively more dense in flight than ordinary LPG, which doesn't need to be cryogenic to handle. Armchair fuel experts do still provide food for thought though ;)