'Gas', 'bugger', '2-man' and 'ship' all in the same sentence....
Can't help with your queery, I'm afraid. But ask around the next time you're in the Blue Oyster and I'm sure a 'friend' could help....
OK, enough banter. See
Number of briquettes The name of that link is misleading, but it takes you to a page which covers your
fuel requirements.