I guess something fairly simple - a hole in the ground. Or it gets bagged and put into waste drums (or deposited directly) - this is still what we do at outbuil

I guess something fairly simple - a hole in the ground. Or it gets bagged and put into waste drums (or deposited directly) - this is still what we do at outbuildings where there's no sewage or water infra. The answer is probably on Bill Spindler's website somewhere (southpolestation.com).